A bird's leg temperature may increase 15 F (9. There are three kinds of Jackrabbits: the Antelope Jackrabbit, the White-Tailed Jackrabbit, and the Black-Tailed Jackrabbit. The black-tailed jackrabbit ( Lepus californicus) is found throughout the western United States in the desert, open plains, and foothills. Black-tailed jackrabbits are well adapted to running at high speeds to escape predators and are known for their distinctive “stotting” behavior. . Sometimes in the desert, even these items can be hard to find. 6 kg). It has a gray-ish brown body, large black-tipped ears, and a black streak on the top of its tail (Figure 1). The only noises close by were the sounds of my camera clicking away. Jackrabbits are huge; however, their size varies depending on the species. Video documentation of a black-tailed jackrabbit (Lepus californicus) consuming Mojave milkweed (Aclepias nyctaginifolia) containing phytochemicals in the Ivanpah Valley, Mojave Desert, California, USA. The black-tail jackrabbit, a desert hare, can consume a lot of grasses and other plants in the desert. Tail: WHITE on top and below. The jackrabbit is a hare, which means its young are born with fur and with their eyes open. Alternatively, negative allometric scaling in the musculoskeletal 456 system may occur as seen in goats (Main & Biewener 2004) and jackrabbits (Carrier 1983). The antelope jackrabbit. Contrast the advantages and disadvantages of each. Studying Behaviour. Published by the American Society of Mammalogists. Distribution in CA: UNCOMMON to RARE on the crest and upper eastern slopes of the Sierra. Study with Quizlet and memorize flashcards containing terms like Biology, why is covid and other viruses not considered living, 7 characteristics of life and more. This species can weigh nearly 10 pounds, and measure over 2 feet long. 1-13 cm) in size. Seventeen subspecies are recognized; the regional subspecies is Lepus californicus deserticola. Lagomorphs have two upper incisors on each side, while rodents have only one. The common name Black-tailed Jack Rabbit is derived from the prominent black coloration on the dorsal surface of the tail (the ventral side is colored white). The black-tailed jackrabbit is a herbivore. Its body length ranges from 52 to 58 cm (22 in) long and its tail can be 5 to 10 cm (3 in) long. Specific Recommendations Black-tailed Jackrabbits need large expanses of grassland with open vistas. These animals are also known for being able to run and leap quickly. Hares are also precocial, meaning they are born. californicus) from 2009 to 2020. This taxon is regarded by some authorities as being a subspecies of the. Black-tailed jackrabbits measure 47-63 cm from nose to rump, the tail is between 50-112 mm and the ears are 10-13 cm long. animals behavioral adaptation is when animal behaves a surtin wayBehavioral adaptations of an animal are the things an animal does to survive. 4 in (5-11. In the summer they eat mostly green plants and flowers that are high in water content, so they do not require much water. Ferreira1,2,3,4*†, Timothy J. Like most hares, Black-tailed Jackrabbits do not use burrows, but rest during the day in a scrape. 2 cm). Habitat How? Well, those big ears are full of blood vessels. 02. Studying and skinning the Black-tailed Jackrabbit is required for the "Zoologist" and "Skin Deep" Achievements. Hare is the common name for small, fast-running mammals in the genus Lepus of the family Leporidae and order Lagormopha, characterized by long ears and legs, large hind feet, a short and bushy tail, and young born with fur and with eyes open. White-tailed jackrabbit vs Black-tailed jackrabbit White-tailed jackrabbit vs Arctic hare Genetic divergence(d simulated, no selection simulated, selection empirical genome d xy Divergence (RND) D Quartet score > 0. After mating, the female, or doe, will have a litter of 1-6 leverets every 3-4 months. They can regulate their body temperature (and keep themselves cool in the sun) with their huge. It’s an herbivore eating grass, bark, cacti, and twigs. What are 4 adaptations of a volcano rabbit? 4 adaptations of volcanic rabbit are : Long ears Eyes on the sides of their heads Strong hind legs Comouflageblack- and white-tailed jackrabbits are all common prey items for golden eagles (Boyko et al. Although the animal proved well adapted to arid surroundings, these authors noted that L. These adaptations are critical for the jackrabbit's survival in a grassland environment. The tail, chin and abdomen are white. . What physical and behavioral adaptations does the black-tailed jackrabbit have that help it survive in the chaparral biome? (site 1) 00:15. Jackrabbits extract any water they need from the vegetation they consume. Table A. The black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. Sign (1) black-tailed jackrabbit. Rabbits are altricial,. 6 Winter coat color: White Intermediate Brown or Gray B Genome-wide White-sided jackrabbit Black-tailed jackrabbit Snowshoe hare. The hares host many ectoparasites including fleas, ticks, lice, and mites; for this reason, hunters often avoid collecting them. Size: LARGE. Dec 23, 2017. Jackrabbit Examples - No significant examples of imprinting in jackrabbits as this is rarely an adaptation which is beneficial in any way. This is because. This hare has large feet resembling a snowshoe. When threatened, they can also leap up to 10-20 ft. Mammals make up less than 1% of all animals on earth, but they include some of the most well-known species. These hares are slimmer than rabbits and with longer ears and legs and the tail has black tips and fur. Dubai C. 4 to 2. The black-tailed jackrabbit is slightly smaller than the white-tailed jackrabbit but considerably larger than the snowshoe hare. Description. Large ears help to regulate body temperature by releasing excess heat, which is especially important in the hot, open. The snowshoe (or varying hare) is known as the snowshoe rabbit. Life Span. Only 3. Their ears also play an integral role in helping the rabbit to regulate their body temperature, preventing heat stroke and hypothermia. The large ears of this hare help it to lose heat and thereby cooling its body temperature. Adapting to Desert Living Page 57 ADAPTIONARY PLAYING CARDS FEEDING large eyes to aid in night vision great horned owl FEEDINGLepus californicus. We know first-hand some of the characteristics that make mammals unique, like having hair, being able to sweat, and. The large ears of this hare help it to lose heat and thereby cooling its body temperature. They are herbivores, and live solitarily or in pairs. Snowshoe hare range. The black-tailed jackrabbit is not. All of the moths live on trees with white bark. The white-tailed jackrabbit is a large species of hare and is the largest species called "jackrabbit". " describe and give examples of animal and plant adaptations for feeding, moving, protection, conserving water, and keeping cool. 3 kilograms (“White-Tailed Jackrabbit”). 5 C) after its blood vessels dilate. The white-sided jackrabbit's body length ranges from 16 to 30 in (41 to 76 cm) long. These have long leg and ears also exhibit fur on their body. The black-tailed jackrabbit’s other name—the desert hare—gives it away. (Black-tailed) Prairie Dog (White-tailed) Prairie Dogs (General Information) Rabbit (Cottontail). 6 to 10. Black-tailed Jack Rabbit. Home range and activity patterns of black-tailed jackrabbits. Adaptation via independent mutations is therefore predicted to be more common in widespread populations where dispersal distance is short. Adaptations. Lepus californicus Body Length: 17 - 21" Diet: Green vegetation, including tree leaves Jackrabbits are large hares with long legs. The black-tailed jackrabbit (Lepus californicus), also known as the American desert hare, is a common hare of the western United States and Mexico, where it is found at elevations from sea level up to 10,000 ft (3,000 m). The Lepus genus is a large and diverse genus that includes about 30 species of hares and rabbits. Posted by on febr. The black-tailed jackrabbit is somewhat smaller, weighing only 3 to 7 pounds. Hares and rabbits have short bushy tails, long hind legs and long ears. heat-dispersal abilities and adaptations to a hot, arid environment. It occupies an elevational range from sea level to >2,500 m (8200 ft. Adapted to Oklahoma’s open landscapes, black-tailed jackrabbits live in low, brushy areas with vegetation that is typically less than three feet high. White-tailed Jackrabbit (Lepus townsendii) Size: 56. Adaptations. This taxon is regarded by. Black-tailed Jack Rabbit. He was unable to distinguish between pellets from the two eagle species, which were active in the same areas, but found that 98% of pellets contained black-tailed jackrabbits. After their food have been. The Journal of Wildlife Management 30:304-311. Black-tailed jack rabbit populations are known to fluctuate widely over much of the species' range. 2019), is capable of inhabiting many types of habitat, including grazing by. During the day, they hide in shallow depressions. It is found throughout California and ranges from below sea level in Death Val-ley to 12,500 feet in the Sierra Nevada mountains (Orr, 1940). After their food have been. S. Both eat just about anything vegetable: grasses, herbs, cactus pads, leaves from. 1937. 9 kg). Jackrabbit Examples - Jackrabbits show no form of social structure, this is in part due to their solitary nature. One thing that makes them different from the black-tailed jackrabbit. How has this adaptation prevented the species from becoming extinct? it prevents them from getting lost when they burrow. 7 kg), the black-tailed jackrabbit is one of. It can be found at elevations ranging from sea level up to 10,000 ft (3,000 m). 5 Strange Facts about Squirrels. a desert jackrabbit can run much faster than a coyote; as such, "an ordinary wolf or coyote will not attempt to chase him, for they realize the hopelessness of it. Black-tailed jackrabbit; Caracal; Black widow spider; Tarantula; Kangaroo mouse; Bighorn sheep; Golden eagle; Brown hyena; Black-backed jackal; Spiny-tailed iguana; Rock hyrax; Sandgrouse;. Black-tailed Jackrabbit. This jackrabbit has an adult length of 56 to 65 cm (22 to 26 in), including a tail measuring 6. A popular prey for a variety of mammals and birds, the jack rabbit confuses. Ferreira1,2,3,4*†, Timothy J. The camel and the saiga antelope also have adaptations to protect their noses from sand: the former has narrow. Here are eight examples. eagles and bald eagles (Haliaeetus leucocephalus) primarily relied on black-tailed jackrabbits as prey during winter. There are some fabulous casino gamers who stream their slots action online for free. aquaticus. heat-dispersal abilities and adaptations to a hot, arid environment. LARRY HYSLOP. The black jackrabbit is quite rare and is endemic to Mexico. 0. Blue Planet Biomes: Black-tailed Jackrabbit ; Ask Nature: Large Ears Used to Cool Off: Jackrabbit ; Desert USA: Jack Rabbits ; Arizona-Sonora Desert Museum: The Desert. Courtship is dramatic with chases, charges, leaps over each other, and sprayed urine. The main threat that the kit fox is exposed to is the degradation of grasslands, which makes it hard for it to find a suitable mate. The eastern cottontail is 14 to 17 inches in length and weighs between 2 and 4 pounds. 5. 5. 1-604. Thanks to all those adaptations black-tailed jackrabbits can get away with their wild spring antics, and we can have the pleasure of watching them. The black-tailed jackrabbit, also known as the American desert hare, is a common hare found in the western United States and Mexico. The black-tailed jackrabbit is long-legged and lean, about 17-31 inches, and weighs 3-7 pounds. Jack Rabbit - Seabreeze - was created in 1920. She. large ears, approximately one third of its body. The tail has a black stripe that runs along the top onto the rump (hence the name) and is 2" to 4 1/2" long. The black-tailed jackrabbit is 18 to 25 inches long and is colored buff peppered with black above, and white below. coloration differentiates them from the 7 other rabbits and hares found here. 1965, Bartel et al. This jackrabbit has an adult length of 56 to 65 cm (22 to 26 in), including a tail measuring 6. Added 5/19/2022 1:51:33 AMIn 2015, the surveys found 6. Figure 8. The black-tailed jackrabbit is the most abundant, widely distributed jackrabbit in North America, and is primarily found in the southwest. A leopard has thick ears that help it lose heat, large eyes that look high in the air and toward the side, and a. Kangaroo. spiritual and self-help publications and currently freelances as a copy editor and English adaptation writer of translated Japanese manga books and light novels. 09 in the Southeast. It has long slender front legs and large hind feet that can be 5 inches in length. Thurman 3,. While rabbits are known for their large ears, the black-tailed jackrabbit’s long ears stand out. 6 kilograms for four non-pregnant females (Foresman 2012b). They have physical adaptations to cope with the desert or chaparral environment. Tehran Weegy: Dubai has caused the most damage to its. Jackrabbits can run as fast as 40 mph in short bursts in order to escape predators. The black-tailed jackrabbit has large ears and long legs that help release heat. The largest species of jackrabbit is the white-tailed jackrabbit. Family: Ochotonidae. 1965, Bartel et al. Its tail grows to lengths of 1 to 4 in (2. The ears are black-tipped on the outer surfaces and unpigmented inside. Length. 27 jackrabbits per 100 miles in the Panhandle region, 5. The black-tailed jackrabbit occupies habitats with a wide temperature range and minimal moisture levels (e. Like antelopes, these hares also show flashes, as they run, of their white underside. It has long slender front legs and large hind feet that can be 5 inches in length. Water conservation: These animals survive under scarcity of water in desert or chaparral biome by water retaining adaptation. The brownish black-tailed jackrabbit is smaller than the antelope jack, at about 8 pounds (3. 3. 2001, Bartel et al. carrying riders d. They have fur on the bottoms of their feet, to keep them from being burned by the hot sand. Previous investigations. 56 in rufous hummingbirds Selasphorus rufus (where the tarsus is one of the shortest bones in the body), through −0. The snowshoe hare is 13–18 inches long, 2–4 pounds in weight and has an ear length of 3–4 inches. The Black-tailed Jackrabbit, although referred to as a rabbit, actually is a hare based on its long ears and feet and precocial young. California Jackrabbit. Ferreira1,2,3,4*†, Timothy J. animals in the desert develop adaptations. Its tail grows to lengths of 1 to 4 in (2. This is a great way to learn about slot strategy. 6 in (45. In most of the ecosystems they occupy, hares and rabbits are the. 6 in (45. Black-tailed Jackrabbit Snowshoe Hare a) Based on what you can see in the images, which of these hares is adapted for a. It does not have to sweat or pant, both of which shed water – important. True to their name, they have black-tipped tails, as well as black tips on their long ears. The large ears of this hare help it to lose heat and thereby cooling its body temperature. The skin of the ears is thin and containing numerous blood vessels. Overview. The IUCN has listed this species as a "vulnerable species" because of its restricted range. only at night d. Despite the name, the jackrabbit is really a hare. The Black-tailed Jackrabbit spends most of its day resting in a burrow in the ground. This animal is well recognized through its large ears that could present 15 to 19 % of the. W. Bergmann's and Allen's rules apply to many animals, not just humans. Black-tailed jackrabbits produce about 10 to 12 young annually, giving birth to multiple litters during a three-month breeding season. It has long slender front legs and large hind feet that can be 5 inches in length. Using its keen senses of hearing and sight and its speed. Why would the black-tailed jackrabbit evolve the following characteristics: large ears to regulate body temperature. Black-tailed jackrabbits have grey-brown coats, they moult once a year and do not acquire a white coat in winter. Pikas, Rabbits and Hares. White-tailed jacket rabbits are ideal prey for many prairie predators, including some other at-risk species, such as the golden eagle and swift fox. and Mexico, and is a mainly solitary animal. It is about 18-24 inches long and weighs four to eight pounds. The black-tailed and white-tailed hares are commonly called jack rabbits. His cousin the antelope jack rabbit (Lepus alleni) prefers to live in the. S. The Black-tailed Jackrabbit spends most of its day resting in a. They can run and hop shortly after birth. It has distinctive long ears tipped with black. 6 Winter coat color: White Intermediate Brown or Gray B Genome-wide White-sided jackrabbit Black-tailed jackrabbit Snowshoe hare. Both males and females have a musky odor that originates from two rectal glands (Vorhies and Taylor 1933). It is similar to species like the black-tailed jackrabbit and white-sided jackrabbit. The black-tailed (shown above) and white-tailed hares, as well as the snowshoe and antelope rabbit, are commonly called jackrabbits, with only the black-tailed being the dweller in 4 southwestern deserts. Imagine living in the scorching temperatures of Death Valley. Lepus californicus. The black-tailored jackrabbit of the. Black-tailed Jackrabbit Snowshoe Hare a) Based on what you can see in the images, which of these hares is adapted for a. , 2017), and so the decline of white-tailed jackrabbitsThe black-tailed jackrabbit lives in the desert. Bergmann's and Allen's rules apply to many animals, not just humans. The antelope jackrabbit has a white belly, light grey sides, a back peppered with black, and orange coloration on the neck and chest. Mammals too have "radiators. The white-tailed jackrabbit is the largest of the species. Compare the images of a black-tailed jackrabbit (Lepus californicus) and a snowshoe hare (Lepus americanus) and answer the questions below. The WGS from the AK hare was combined with previously published whole genome sequencing of five black-tailed jackrabbits, three winter-brown snowshoe hares from OR, WA, and BC1, and three winter white snowshoe hares from MT, a hare from Utah (UT), and a hare from Pennsylvania (PA; Table S1; Jones et al. Black Tailed Jackrabbit stock photos are available in a variety of sizes and formats to fit your needs. Like the iconic arctic fox, the snowshoe hare dons white fur for the winter—a good camouflage in the snow. The dominant Lepus in North America's intermountain region prior to the Holocene, the grassland-adapted white-tailed jackrabbit Lepus townsendii (), began giving way to the black-tailed jackrabbit Lepus californicus with the onset of warming temperatures and changing vegetation between 2,000 and 8,000 y ago (Grayson 1977;. Black-tailed jackrabbit (Lepus californicu he Baja ce and limate. The virus can also be spread on contaminated surfaces such as cages. 1974, Stoddart et al. regulating body heat c. Hawks will pounce on jackrabbits from low-level flights, while owls wait until nightfall and swoop down on jackrabbits from a high perch. Certainly a useful. S14, B and C; and table S13). Study with Quizlet and memorize flashcards containing terms like Camel humps are an adaptation for _______. While they may look odd, those large ears are extraordinarily useful. 2 cm). Black-tailed jackrabbits have been documented across most of the western ¾ of the state, but they are most common in western Oklahoma. S. CLIMATE ADAPTATION The evolution of white-tailed jackrabbit camouflage in response to past and future seasonal climates Mafalda S. as a white paste c. The large ears of this hare help it to lose heat and thereby cooling its body temperature. It has peppery brown fur and a black stripe that runs down its back. A clear cinnamon-colored ring is visible around the eye. 1-13 cm) in size. The gray fox (Urocyon cinereoargenteus), or grey fox, is an omnivorous mammal of the family Canidae, widespread throughout North America and Central America. The jackrabbit is a fascinating creature that has developed a range of amazing adaptations to survive in its unique desert habitat. antelope jackrabbit. . Females and males look identical but females tend to be a little larger. nearctic native Habitat Black-tailed jackrabbits inhabit desert scrubland, prairies, farmlands, and dunes. As a result of demo-graphic studies of jack rabbits in CurlewThe Texas black-tailed jackrabbit ( Lepus californicus texianus) also known as the Texan black-tailed jackrabbit, Texian black-tailed jackrabbit, Texas jackrabbit, Texian hare, or the Texan jackrabbit, [1] is a subspecies of the black-tailed jackrabbit that is native to parts of Texas, and the southwest United States, northern Mexico, and some. Seven species of rabbits are found in California and three of these species—the black-tailed hare or jackrabbit, Lepus californicus, the desert cottontail, Sylvilagus audubonii, and the brush rabbit, S. The brownish or grayish ears are 2. NatureServe status by state* U. Black jackrabbit; White-tailed jackrabbit. Physical adaptations: Ears: These animals exhibit long ears. Of these, only the black-tailed jack rabbit (Lepus californicus) is a desert dweller, inhabiting all 4 southwestern deserts. They have ears which are around 4-5. 6 kg) and live upwards of. It has peppery brown fur and a black stripe that runs down its back. Type: Mammals Diet: Herbivore Average Life Span In The Wild: 1 to 5 years Size: 2 feet Weight: 3 to 9 pounds Size relative to a 6-ft man: IUCN Red List Status: ? Least concern LC NT VU EN CR EW EX. (B) Representative winter coat color variation [Photo credit: IV. They are one of the largest hares in North America. Its fur is a dark buff color that is peppered with black. Larger females. 1 for the NatureServe (2011) ranking status of the black-tailed jackrabbit for the U. Weegy. What are physical and behavioral adaptations does the black-tailed jackrabbit? Feet and fur: They exhibit feet covered with fur so as to protect themselves from the hot desert sand. called it a “jackass rabbit” because its enormous ears look like those of a donkey. It is active at twilight and well into the night. Black-tailed Jackrabbit #6 – Nikon D200, f6. White-tailed jackrabbits have long antenna-like ears that are colored gray on the anterior half of the outside, white on the opposing half, and a dark black patch extending to the tip. (Two larger hares, the Arctic and Alaskan hares , are found further north in North America ). 2006). Ears are 6–7 inches in length. Their fall and winter diet consist of dried grasses, buds, twigs, roots, bark, and fruits. In a race, the antelope jackrabbit would win, reaching speeds of 44 miles (72 kilometers) per hour. Although antelope jackrabbits are primarily crepuscular, however, observers often saw animals moving throughout the day, especially in the afternoon as the sun began to set. Oversized hind legs launch them across desert sage and grassy prairie, and their giant ears release heat to cool their bodies. The black-tailed gazelle or the goitered gazelle (Gazella subgutturosa) is an animal living in the Gobi Desert and is also found in parts of Azerbaijan, Georgia, Iraq, Iran, Pakistan, Afghanistan, and Turkey. Generally, physical characteristics are adaptations to the environment the animals lives in and large ears help the rabbit not get too hot while it's running from the predators: it can also run fast, so those two adaptations help the rabbit survive by escape the predators. This species is positively associated, in terms of abundance and distribution, with grazing by domestic livestock (Flinders and Chapman 2003s, Brown et al. This continuous growth is an adaptation to the abrasiveness of their food and helps maintain a chisel edge on the incisors. The antelope jackrabbit (Lepus alleni) was one of the last large mammals described from North America (Mearns, 1890) and this species remains one of the least-studied hares. Like other jackrabbits, the Black-tailed jackrabbit has distinctive long ears, and the long powerful rear legs characteristic of hares. These rabbits are really fast and have adapted to eating essentially any plant, not excluding bark and twigs. Pygmy Rabbit. While the urban environment typically presents wildlife with lethal challenges, it may also present new opportunities for species able to behaviourally adapt. The desert cottontail ( Sylvilagus audubonii) is the common rabbit of Big Bend. White-tailed Jackrabbit. The locally adaptive Agouti variant was introduced into snowshoe hares by hybridization with black-tailed jackrabbits nearly 7000–14,000 generations ago and subsequently experienced a local. Adaptations. 2018). Stink Beetle. Erxleben, 1777. What physical and behavioral adaptations does the Black-tailed Jackrabbit have that help it survive in the chaparral biome? (Site 1) B I U S XD m x, x²Look for the jackrabbit in mountains, foothills and valleys in Northern Utah, but primarily in open areas of the higher mountains in Southern Utah. (CBC/Alberta Environment and Parks)Black-tailed jackrabbits are common midsized herbivores that inhabit an extensive part of the arid and semi-arid regions of northern Mexico and western United States (Best, 1996). Did you know that the Black-tailed Jackrabbit is not actually a rabbit, but a hare? The main difference is the fact that baby rabbits are born with no fur and their eyes closed, while baby jackrabbits have their eyes open and have a coat. READ PROCESSING AND VARIANT CALLING (A) Probability of winter-brown coats across the modeled white-tailed jackrabbit distribution. Lepus californicus. Black-Tailed Jackrabbits are some of the largest North American hares, reaching up to 2 feet tall. Pacific Burrowing Wasp. ) populations throughout the Northern Great Plains has been a cause for concern by wildlife managers in recent years and there hasWeegy: After Middle Eastern lands were partitioned between European countries, France was placed in charge of Syria. Studies of mammalian ecology in southwestern North America with special attention to the colors of desert mammals. Lemming (Brown). The black-tailed and white-tailed hares are commonly called jack rabbits. The black-tailed jack rabbit is another member of the chaparral biome. The black-tailed jackrabbit (Lepus californicus), also known as the American desert hare, is a common hare of the western United States and Mexico, where it is found at elevations from sea level to up to 10,000 feet (3,000 m). 04 in the Central, 0. 6 to 10. West of the Cascade Range, the dorsal hairs of this rabbit have gray blending to dark-brown or blackish base followed by a narrow band of buff and a black tip. 7 kg), the black-tailed jackrabbit is the. One of the largest members of its genus, Lepus alleni has been the subject of only one natural history study and their habitat affinities remain in need of clarification. Members of the order Lagomorpha (hares, rabbits and pikas) vary in cursorial ability; hares are generally highly cursorial, rabbits more frequently saltate, and. The IUCN has listed this species as a "vulnerable species" because of its restricted range. They live in a world in which 95% of the landscape is. Reasons for Decline It is likely that black-tailed jackrabbits are sufferingThe black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. The black-tailed jackrabbit is an herbivore. 5 to 10. The Black-tailed Jackrabbit spends most of its day resting in a burrow in the ground. These animals have excellent hearing and can swivel them around to better pinpoint sounds. Scientific name: Otocyon. The jackrabbit is actually not a rabbit, but a hare. 0. It is an important prey. Black-Tailed Jack Rabbit. Get an answer. There are three main types of jackrabbits. Actually a hare, the speedy critter (it can move at 40 mph) is a resident of the Amon Basin, a major watershed of the upper Columbia. Jackrabbit Size and Coloring. In the summer they eat mostly green plants and flowers that are high in water content, so they do not require much water. For example, black-tailed jackrabbits and cape hares are desert species and dig burrows to escape high temperatues, whereas artic hares dig burrows in the snow to escape the bitter cold. They can be anywhere from 16-28 inches, with a 2-5 inch tail. The black-tailed jackrabbit weighs between four and eight pounds. Over a period of time, one characteristic (such as spots) is naturally advantageous over. Smith, G. The White-Tailed Jackrabbit lives in higher altitudes,. Black-tailed jackrabbits (which are actually hares, not rabbits) can grow up to 2 feet long and reach speeds of up to 40 mph. 1During a concurrent study, we measured the Mojave milkweed plant used by the black-tailed jackrabbit three days prior the. It has distinctive long ears tipped with black. To test for local adaptation, composite likelihood ratio was computed in 50-kb windows along chromosome 4 for each population of snowshoe hares. Its fur is a dark buff color peppered with black, and its black-tipped ears are almost the same length as its hind feet. It is one of the largest North American hares. The tail, which gives the hare its common name, it white all year round with a dusky stripe on the dorsal side. Final answer.