Black-tailed jackrabbit adaptations. The urbanization of environments is a major land use change across the globe that is expected to continue. Black-tailed jackrabbit adaptations

 
The urbanization of environments is a major land use change across the globe that is expected to continueBlack-tailed jackrabbit adaptations The white-sided jackrabbit's body length ranges from 16 to 30 in (41 to 76 cm) long

The black-tailed jackrabbit is slightly smaller than the white-tailed jackrabbit but considerably larger than the snowshoe hare. It has peppery brown fur and a black stripe that runs down its back. As, the temperature rises they. The Black-tailed Jackrabbit is commonly seen on pasture and waste land during the day, though it is mostly nocturnal. The Arctic Hare's ears are much shorter relative to the head size, plus the head itself is more spherical, and the legs are relatively shorter than the Black-tailed Jackrabbit's. The black-tailed jackrabbit is slightly smaller than the white-tailed jackrabbit but considerably larger than the snowshoe hare. Mammals make up less than 1% of all animals on earth, but they include some of the most well-known species. Now, a new study shows how: by borrowing a gene from a jackrabbit,. in the. 0These adaptations are as varied as the deserts themselves, encompassing ingenious methods of water conservation in the arid Atacama, nocturnal lifestyles in the Sahara to avoid the relentless heat, and unique dietary strategies in the food-scarce landscapes of the Australian deserts. The black-tailed jackrabbit occupies habitats with a wide temperature range and minimal moisture levels (e. Distribution in CA: UNCOMMON to RARE on the crest and upper eastern slopes of the Sierra. S. Adapted to Oklahoma’s open landscapes, black-tailed jackrabbits live in low, brushy areas with vegetation that is typically less than three feet high. and Mexico. 6 kilograms for four non-pregnant females (Foresman 2012b). PNNL Home Contacts Jackrabbits are well suited to the shrub-steppe environment. All other members of Leporidae are known as rabbits and are distinguished from the hares generally by. INTRODUCTION. Home range and activity patterns of black-tailed jackrabbits. Its fur is buff-colored to blend in with the arid environment. In conformation, it is much like the white-tailed jackrabbit. 1 in (10. 1965, Bartel et al. Black Walnut. Like other jackrabbits, the Black-tailed jackrabbit has distinctive long ears, and the long powerful rear legs characteristic of hares. The underparts are white to grayish white. Arid and Semi-Arid Biomes Topic Test. 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. 6 to 4. Species occupying temperate and polar latitudes have multiple physiological and life-history adaptations that help them cope with harsh winters and high seasonality (Blix, 2016). The Black-tailed Jackrabbit is a member of the hare family. While they may look odd, those large ears are extraordinarily useful. In a race, the antelope jackrabbit would win, reaching speeds of 44 miles (72 kilometers) per hour. carrying riders d. A clear cinnamon-colored ring is visible around the eye. herbivores such as black-tailed jack rab-bits where measurements of factors lim-iting population size are frequently lim-ited by difficulties in isolating causal factors in the field. This is why the Black-Tailed Jack Rabbit is even able to eat its own droppings. As you can see from their weight, female jackrabbits are larger than males. Tail: WHITE on top and below. It occupies an elevational range from sea level to >2,500 m (8200 ft. Animal Adaptations: Lesson for Kids 3:20 Farm Animals for Kids: Facts & Uses 3:18 Zoo Animals: Lesson for Kids. They reach sexual maturity in 1 year. The white-sided jackrabbit's ears grow 2 to 6 in (5. Pygmy Rabbit. Across the western United States, Leporidae are the most important prey item in the diet of Golden Eagles (Aquila chrysaetos). 0 kilograms; and 2. 5. 6 Winter coat color: White Intermediate Brown or Gray B Genome-wide White-sided jackrabbit Black-tailed jackrabbit Snowshoe hare. 2019), is capable of inhabiting many types of habitat, including grazing by. The Black-tailed Jackrabbit has an unusual habit: it eats its own feces (poop)! After food is digested for the first time, the rabbit eats its “cecal” pellets. Dominance hierarchies Structures of dominance within groups of animals. They can be anywhere from 16-28 inches, with a 2-5 inch tail. Jackrabbits are nocturnal, feeding mainly from sunset to sunrise. large ears, approximately one third of its body. Its tail grows to lengths of 1 to 4 in (2. Antelope jackrabbits also flash their white tails when they flee. (3. As a member of the family Leporidae and order Lagomorpha, it shares characteristics with both rabbits and hares. 6 in (45. The ears along with the tail are tipped with black fur. Black jackrabbit; White-tailed jackrabbit. Discover how they hop and run so fast, their specialized eyes and. The black-tailed jackrabbit size measures up to 18-25. Great Basin collared lizard. The throat, ventral surface and tail are white. Lepus californicus black-tailed jackrabbit. Maricopa harvester ant. 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). We show that light versus dark seasonal pelage in white-tailed jackrabbits (Lepus townsendii) tracks snow cover and is primarily determined by genetic variation at endothelin receptor type B (EDNRB), corin serine. Females tend to be larger than males, but the two sexes look alike. 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. •Between four and eight pounds, the black-tailed jackrabbit is the size of a small dog. We investigated if these differences are supported by phylogenetical signals and compared them with populations living at similar latitudes in the Baja California Peninsula to determine the importance of the. Jackrabbits are actually hares, not rabbits. To do so means adaptations that allow them to beat the heat. Twitter. Habitat. This species can weigh nearly 10 pounds, and measure over 2 feet long. Mammal. Black-tailed jackrabbit in Texas, cooling off in the shade on a hot summer's day. heat-dispersal abilities and adaptations to a hot, arid environment. 4 to 2. Common Name. HDR. Along with having a black tail, this hare has fur colors of grayish-brown on most of its body with white fur on its face. CLIMATE ADAPTATION The evolution of white-tailed jackrabbit camouflage in response to past and future seasonal climates Mafalda S. 67 in the Southwest, 3. Ears of this jackrabbit are rimmed in white and tipped in black year round. They have physical adaptations to cope with the desert or chaparral environment. " The long ears of a jackrabbit can transfer excess heat to the air through dilation of the blood vessels to the ear. A black-tailed. Jackass-hare. Its ears and the top of the tail are tipped in black. It can be found at elevations ranging from sea level up to 10,000 ft (3,000 m). ) in North America []. Table A. Their fall and winter diet consist of dried grasses, buds, twigs, roots, bark, and fruits. 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. Water conservation: These animals survive under scarcity of water in desert or chaparral biome by water retaining adaptation. Its relatively long tail has a black stripe, and its long brown ears have black tips. 2-2. It is about 18-24 inches long and weighs four to eight pounds. Adaptations The large ears of this hare help it to lose heat and thereby cooling its body temperature. This includes classic three-reel slots as well as 3D five-reel slots with immersive bonus games and other special features. White-tailed jackrabbits are a quintessential prairie adapted. Ask a question. 83 lb. Despite their name, jackrabbits are hares. The cottontail does not fear the jackrabbit, in fact the jackrabbit is very skittish and will retreat from a confrontation in most instances. 5 to 9 percent survive to 1 year of age. M. The Black-tailed jackrabbit does not migrate or hibernate during winter and uses the same habitat year-round. Females and males look identical but females tend to be a little larger. The black-tail jackrabbit, a desert hare, can consume a lot of grasses and other plants in the desert. This species can weigh nearly 10 pounds, and measure over 2 feet long. As you can see from their weight, female jackrabbits are larger than males. When threatened, they can also leap up to 10-20 ft. The hares host many ectoparasites including fleas, ticks, lice, and mites; for this reason, hunters often avoid collecting them. White-tailed Jackrabbit (Lepus. Life in the fast lane. The chaparral biome is found in various continents, including the west coast of the United States, South America, Western Australia, and the Mediterranean coastal areas. The black-tailed jackrabbit weighs between four and eight pounds. It’s an herbivore eating grass, bark, cacti, and twigs. 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. 5 to 10. 5 to 3 inches long. Black-tailed jackrabbits have been documented across most of the western ¾ of. The IUCN has listed this species as a "vulnerable species" because of its restricted range. It has long slender front legs and large hind feet that can be 5 inches in length. This is a great way to learn about slot strategy. This adaptation is what allows them to thrive in such inhospitable areas. . The black jackrabbit (Lepus insularis) is a species of mammal in the family Leporidae. heat-dispersal abilities and adaptations to a hot, arid environment. (Two larger hares, the Arctic and Alaskan hares, are found further north in North America). Lepus californicus Body Length: 17 - 21" Diet: Green vegetation, including tree leaves Jackrabbits are large hares with long legs. 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. Use material in your classroom, on- ks to locate images of a black-tailed jackrabbit (Lepus californicus) and a snowshoe hare (Lepus americanus). 1-604. 4 in (5-11. Shorter winters due to climate change cause a colour mismatch, making the rabbits more vulnerable to predators. 9 to 14. The black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. In the winter, they don’t hibernate, and mainly eat shrubs. 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. Description Habitat and Distribution Diet Behavior Reproduction and Offspring Conservation Status Threats Black-Tailed Jackrabbits and Humans Sources. Trending Questions . the jackrabbit can shed all excess body heat through its ears. The black-tailed jackrabbit is somewhat smaller, weighing only 3 to 7 pounds. Contrast the advantages and disadvantages of each. 2008), the Desert Southwest (Vorhies and. 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. These adaptations are most likely the result of their herbivorous lifestyle. heat-dispersal abilities and adaptations to a hot, arid environment. This jackrabbit is recognizable by its large size and black-tipped tail and ears. The Black-tailed Jackrabbit and Pygmy Rabbit are species of concern in Montana. Jackrabbit Examples - Jackrabbits show no form of social structure, this is in part due to their solitary nature. Jackrabbits are strict vegetarians. Highly cursorial animals are specialised for fast, sustained running via specific morphological adaptations, notably including changes in limb segment length and mechanical advantage. This species is sensitive to some disturbance regimes. In some cases, the litter size can also reach five kittens. Chermundy / Creative Commons Attribution-Share Alike 3. The jackrabbit’s range is shrinking across the central Plains as prairie habitats are altered by agriculture and, in some areas, overgrazing. Thus, a hot bird sleeks its feathers and stands tall to expose its legs to the air. Sonoran Gopher Snake. Their diet changes seasonally. NatureServe status by state* U. 0 kilograms; and 2. American Pika. Its most distinguishable features are its black-tipped ears, which measure between five to seven inches in length, as well as its black-top tail. Their ears also play an integral role in helping the rabbit to regulate their body temperature, preventing heat stroke and hypothermia. These data indicated that abundance varied annually and that the antelope jackrabbit population in the study area neither increased nor decreased greatly during the 12 years of the. When predators approach, the black-tailed. Katherine Zarn. During the day, they hide in shallow depressions. The ears are long and brown with black tips. From its physiology to its behavior, the jackrabbit has evolved to thrive in harsh conditions. We collected harvest and survey information on ∼800 antelope jackrabbits (Lepus alleni) and 27 black-tailed jackrabbits (L. Their ears are about four to four and one-half inches long. 1-5 years. The black-tailed jackrabbit is the most widespread jackrabbit. California Jackrabbit. Water conservation: These animals survive under scarcity of water in desert or chaparral biome by water retaining adaptation. Black-tailed jackrabbit White-tailed jackrabbit Snowshoe hare Cape hare European hare Iberian hare Alaskan hare Mountain hare Arctic hare 56 EDNRBHere we reconstructed the speciation history of the three most widespread hares in North America - the snowshoe hare (Lepus americanus), the white-tailed jackrabbit (L. Black-tailed jackrabbits have been documented across most of the western ¾ of the state, but they are most common in western Oklahoma. The jackrabbit is a fascinating creature that has developed a range of amazing adaptations to survive in its unique desert habitat. 45 to 0. They use these leaps and a zigzag running style to. The white-tailed jackrabbit is the largest of the species. S. The black-tailed jackrabbit is actually not a rabbit at all—it is a hare. black-tailed? As you probably figured out, white-tailed jackrabbits have a tail that White-tailed jackrabbits are the largest hare or rabbit in Idaho. They nest in slight depressions called forms, and their young are able to fend for themselves shortly after birth. A frugal diet with little water, camouflage, eyes on the sides of their heads, furry feet, agile flight and enormous ears. The ears along with the tail are tipped with black fur. The head is a mix of tan and black. The black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. ) on the southwest slopes of some of the desert mountains but seldom inhabits coniferous forests (pinyon pine and juniper areas excepted), although occasionally it may stray into them. 7-65 cm) and the tail measures from 2-4. The black-tailed jackrabbit is somewhat smaller, weighing only 3 to 7 pounds. Sylvilagus aquaticus. The genetic basis of adaptive traits has rarely been used to predict future vulnerability of populations to climate change. The black-tailed jackrabbit is an herbivore. It has long slender front legs and large hind feet that can be 5 inches in length. Before Bay Nature she worked in journalism for more than a decade as a former newspaper reporter. as a white paste c. The scientists found three genes responsible for the colour. Refer to Table A. Black-tailed Jackrabbit have: factors that “increase” vulnerability Risk of fire disturbance The sagebrush steppe, an important habitat for the black-tailed jackrabbit, is vulnerable to the projected increase in the frequency and severity of fires in the western United States. com is the easiest and fastest way to get answers to your questions, by providing a mashup of several technologies including an AI-enabled Q&A knowledgebase and integrated chat with live experts. only in the morning, Organisms that live in desert and desert-scrub biomes have. Rabbits are altricial,. Its body length ranges from 52 to 58 cm (22 in) long and its tail can be 5 to 10 cm (3 in) long. A popular prey for a variety of mammals and birds, the jack rabbit confuses. But that is enough for hundreds of species to flourish, all adapted to scarce water. Jackrabbits take advantage of the cooler nighttime temperatures by being largely nocturnal. Big free-tailed bat; Black-tailed jackrabbit; Blanford's fox. as a white paste c. All of the chuckwalla species are in the genus Sauromalus, which roughly translates from Greek to mean "flat lizard. , and P. The range of the white-tailed jackrabbit overlaps that of the black-tailed jackrabbit, but the white-tailed jackrabbit prefers lowland plains and prairies, while the black-tailed jackrabbit lives at higher altitudes. For example, the black tailed jackrabbit has extremely large ears, which can reach a third of its body in length. They become active at dusk and throughout the night. In the winter, they don’t hibernate, and mainly eat shrubs. The large ears of this hare help it to lose heat and thereby cooling its body temperature. The species range of black-tailed jackrarbbits, like this one in Joshua Tree National Park, overlaps with the species range of the snowshoe hare. This jackrabbit has an adult length of 56 to 65 cm (22 to 26 in), including a tail measuring 6. 5 Strange Facts about Squirrels. Their color and shape vary by species, but generally they are tan, grey, silver, brown, or black. The Black-tailed Jackrabbit is a medium sized hare with exceptionally long ears and hind legs. What adaptations do black tailed jackrabbits have? Jackrabbits have a set of adaptations that suit them to arid and semiarid environments: a spartan diet with little water, camouflage, eyes on the sides of their heads, furry feet, agile flight and enormous ears. Their fur is generally a dark brown or gray salt-and-pepper color, with a signature black stripe across the back and onto the tail. This jackrabbit lived in the Paria Canyon of southern Utah, but the species is abundant in the Great Basin, Colorado Plateau and Great Plains from shrub-grasslands up into pinon-juniper woodlands, though rarely into conifer forests with closed canopies. Although the animal proved well adapted to arid surroundings, these authors noted that L. Jack Rabbit - Seabreeze - was created in 1920. The Black-tailed Jackrabbit is a large, long-eared rabbit of the open grasslands and desert scrub of the West. 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. 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). 1990. The ears along with the tail are tipped with black fur. READ PROCESSING AND VARIANT CALLING (A) Probability of winter-brown coats across the modeled white-tailed jackrabbit distribution. However, throughout the 1930s and 40s, populations were decreasing due to habitat loss. In a race, the antelope jackrabbit would win, reaching speeds of 44 miles (72 kilometers) per hour. Males are slightly larger than females. Lepus californicus. Jackrabbit Examples - No significant examples of imprinting in jackrabbits as this is rarely an adaptation which is beneficial in any way. 5 to 10. 6 kg) and live upwards of. 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. A black-tailed jackrabbit can grow up to 24 inches (61 cm) in length, weigh as much as 8 lbs. as a watery urine b. W. The ears are black-tipped on the outer surfaces and unpigmented inside. 1 pt. Oversized hind legs launch them across desert sage and grassy prairie, and their giant ears release heat to cool their bodies. All species tree analyses were consistent in showing that the deepest branching events involved North American species: white-sided jackrabbit, black-tailed jackrabbit, and snowshoe hare (Fig. Lepus americanus. Their buff-colored coats help them blend into the tan landscape. The lifespan of this hare is five to eight years. regulating body heat c. Alison Hawkes was a Bay Nature editor from 2011-2017. Using its keen senses of hearing and sight and its speed. It is similar to species like the black-tailed jackrabbit and white-sided jackrabbit. 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;. , much taller. Black-tailed jackrabbits (which are actually hares, not rabbits) can grow up to 2 feet long and reach speeds of up to 40 mph. Jackrabbits are relatively large, but their size varies from species to species. Baby jackrabbits can run immediately after being born. Compare the images of a black-tailed jackrabbit (Lepus californicus) and a snowshoe hare (Lepus americanus) and answer the questions below. Male jackrabbits can weigh from 9-11 pounds, and females 11-13 pounds. The white-sided jackrabbit's ears grow 2 to 6 in (5. (B) Representative winter coat color variation [Photo credit: IV. Kangaroo Rat (Ord's) Koala. , A phenotype is a physical characteristic, while a genotype is the actual combination of alleles (Aa, AA, or aa). Mature before one year of age. bachmani —are widespread and cause the majority of problems. alleni was absent from the hottest and most-arid portions of the Sonoran Desert where the sole representative of the genus is the black-tailed jackrabbit, Lepus californiens. A bird's leg temperature may increase 15 F (9. The jackrabbit has long ears and long rear legs. s) Taxonomy: Family Leporidae. Spotted Owl. The Antelope jackrabbit is a North American hare named after the fast-running antelope. The black jackrabbit is quite rare and is endemic to Mexico. Consistent with this, divergence (d xy) across an ~88-kb interval overlapping ASIP was reduced between black-tailed jackrabbits and the white-tailed jackrabbit brown allele relative to simulated expectations (Fig. The average adult reaches a length of 2 feet and weighs between 3 and 6 pounds. Its tail grows to lengths of 1 to 4 in (2. From its physiology to its behavior, the jackrabbit has evolved to thrive in harsh conditions. 1-13 cm) in size. " describe and give examples of animal and plant adaptations for feeding, moving, protection, conserving water, and keeping cool. eagles and bald eagles (Haliaeetus leucocephalus) primarily relied on black-tailed jackrabbits as prey during winter. except for a grayish forehead and the black-tipped ears. Many mammals, like jackrabbits, live all across America. This continuous growth is an adaptation to the abrasiveness of their food and helps maintain a chisel edge on the incisors. how to find credit card security code on statement. white-tailed jackrabbit. Thurman 3,. They live in open grasslands and deserts across North America and Canada. The brush rabbit is a small rabbit with short legs and a short tail. Their ecological niches are similar but separated by variations of diet and microhabitat. Many people consider the Alaskan Hare to be the fourth type. 6 kg). Male antelope jackrabbits tended to have larger home ranges than females, which is similar to black-tailed jackrabbits and Tehuantepec jackrabbits (Farías et al. The black-tailed jackrabbit, Lepus californicus, is widely distributed across México and the United States (Flinders and Chapman 2003; Beever et al. I’ve never seen this in Idaho, and have rarely seen more than one or two in a hike. huobi withdrawal limit unverified Cerca. Mammalian Species, nos. 3. ". The snowshoe (or varying hare) is known as the snowshoe rabbit. 0 kilograms; and 2. Here in the desert near Tucson, rainfall averages. Bezy’s Night Lizard. Its fur is a dark buff color that is peppered with black. 3. They have powerful hind legs that can propel them on leaps of more than 10 feet (3 meters) . Kangaroo. Lepus californicus. (Black-tailed) Prairie Dog (White-tailed) Prairie Dogs (General Information) Rabbit (Cottontail). The animal's feet prevent it from sinking into the snow when it hops. The white-tailed jackrabbit is a large species of hare and is the largest species called "jackrabbit". The rabbit is not white all year, changing from its winter white. 2008), Idaho (French et al. Distribution in CA: UNCOMMON to RARE on the crest and upper eastern slopes of the. Habitat How? Well, those big ears are full of blood vessels. Black-tailed jackrabbit White-tailed jackrabbit Snowshoe hare Cape hare European hare Iberian hare Alaskan hare Mountain hare Arctic hare 56 EDNRBA black-tailed jackrabbit springs straight into the air running along a fenceline outside of Cheyenne. Lacking this habitat, it disappears, replaced by the black-tailed jackrabbit, which does better than its cousin in degraded grasslands. The snowshoe (or varying hare) is known as the snowshoe rabbit. Desert tortoise. S. Jackrabbits can control the amount of blood that flows through their ears by widening their blood vessels in response to rising temperatures. They sleep away the hottest part of. regulating body heat c. But what does this. After their food have been. 56 in rufous hummingbirds Selasphorus rufus (where the tarsus is one of the shortest bones in the body), through −0. Black-tailed jackrabbits are not actually rabbits, but are hares. The antelope jackrabbit is so named because it has a patch of white fur on its flanks that it can flash on one side or the other as it zigs and zags, running from a predator, much as the pronghorn antelope does. Browse Getty Images' premium collection of high-quality, authentic Black Tailed Jackrabbit stock photos, royalty-free images, and pictures. Black-tailed jackrabbits will eat their food twice. They have fur on the bottoms of their feet, to keep them from being burned by the hot sand. See moreHow? Well, those big ears are full of blood vessels. Some animals, like the Black-tailed jackrabbit, develop extra large ears that help them to regulate their body temperature. When being followed at high speeds (40–55 km/h), jackrabbits exhibited four head positions: head up and both ears raised; head up and left ear raised; head up and right ear raised and; head down and no. Reaching a length around 2 ft (61 cm), and a weight from 3 to 6 lb (1. 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. (Mike Koshmrl/WyoFile) CHEYENNE—Take a wintertime walk around the nine-hole golf course ringing the Little America Hotel and Resort and a springy hare or 12 are bound to bounce. The Black-Tailed Jackrabbit lives in hot desert areas in the Western U. The average weight of two male specimens from Montana was 2. It has long slender front legs and large hind feet that can be 5 inches in length. Certainly a useful adaptation for hot desert days! While the black-tailed jackrabbit does indeed have a black tail, the other part of its name is a misnomer. 1 for the NatureServe (2011) ranking status of the black-tailed jackrabbit for the U. This species can reach a weight of about 10 pounds and a length of over 2 feet. 1 to 15. storing water b. From.