Black-tailed rabbits are the most plentiful, while being the only hares found in desert habitats. Jackrabbits. In winter, the fur changes to white, with somewhat darker ears. Basically, rabbits hear sounds in the same way that humans hear sounds. a. Question. The correct answer is: b regulating body heat. They have large eyes. An elephant’s large ears, which have a very high surface area, function like built-in air conditioners. Aerdvark. 2 cm (2. 1) When air temperature exceeds their body temperature, jackrabbits living in hot, arid lands. Jackrabbits’ large ears are an adaptation for _____. Tail is short, black on the upper side and white on the underside. Log in for more information. Asked 2/1/2019 7:52:32 PM. The Black-Tailed Jackrabbit was previously (and more accurately) named a desert hare, but American settlers thought their ears made them look like donkeys, hence the “jack” in their new name. Also kit foxes are predators of rodents or other small animals, including black-tailed jackrabbits (Lepus californicus), kangaroo rats , and prairie dogs . Rabbits are very alert so they. Females are larger than the males. 1) When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. Elephants and jackrabbits co-evolved the same mechanism for cooling themselves down. Ears have almost 0% fat tissue, so the heat from blood can easily dissipate into the air from the ears. Expert answered|jerry06|Points 85414| Log in for more information. More. Asked 10/1/2020 7:40:48 PM. enhanced hearing c. Its relatively long tail has a black stripe, and its long brown ears have black tips. a. It has a buff gray body above, white below, and a black stripe down the center of its back. These fields ofTheir ears and eyes work overtime to keep the rabbit alive. Their ears are a coping. Measuring at one-third of their body length, jackrabbit ears serve to help regulate body temperature. The most remarkable of the jackrabbits’ desert adaptations is the structure of their large ears. The skin of those ears is thin and full of blood vessels. A jackrabbit is a hare, an animal similar to a rabbit, but not the same species. 61. Asked 2/1/2019 7:52:32 PM. in the flesh of their barrels d. A significant amount of blood flows through the many blood vessels of a jackrabbit's ears, which helps dissipate heat, an important adaptation in the desert. Adaptation is the process where an animal gradually becomes better suited to its environment, in its habitat. @AdaMcVean We’ve already seen that rabbits and hares have quite interesting physiology, but for certain species of leporidae the adaptations get even more extreme. Asked 10/14/2020 1:49:38 AM. Jackrabbits are relatively large, but their size varies from species to species. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. The black-tailed jackrabbit ( Lepus californicus) is found throughout the western United States in the desert, open plains, and foothills. Jackrabbits’ large ears are an adaptation for _____. In general, hares have longer ears and longer hind feet than rabbits. The hare's huge ears aid in heat loss, which lowers its body temperature. enhanced hearing c. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. Explanation: The presence of long ears is the most astonishing characteristic of jackrabbits. Question. Guest #9527809. Diane has taught all subjects at the elementary level, was the principal of a K-8 private school and has a master's degree in Measurement and Evaluation. The ears can spread hot blood into the capillaries just below the skin. Jackrabbits have a set of adaptations that suit them to arid and semiarid. 2 Q If thermoregulation is considered to be a secondary function of the large ears of jackrabbits, then the primary function of the ears is. Feet and Fur. arid desert b. in their spines c. They usually have very large ears, but you discover there is a population of jackrabbits on one of the mountain ranges that has small ears. 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). 1-2. hot during the day and cold at. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. 0 Answers/Comments. Jackrabbits are herbivores able to thrive on some of the most defended and unappealing plants around. 8 miles away. a. The female doe is larger than the male buck. Does a jackrabbit survive in the desert? The jackrabbit’s large ears aid in the loss of heat and the cooling of its body temperature. Interesting Jackrabbit Facts: Jackrabbit can reach 2 feet in length and from 3 to 9 pounds of weight. A. An adolescent black-tailed jackrabbit in the Mojave Desert, California. The Jack Rabbit’s large ears provide an expansive area of exposed skin loaded with blood vessels. The Black-tailed Jackrabbit is a large, long-eared rabbit of the open grasslands and desert scrub of the West. ” So goes the dialogue in a popular children’s story. , white fur with black tips; Seton, 1953; Best, 1996), we speculate that ear flashing is an. The jackrabbit, another common desert creature, stays cool by releasing heat from its over-sized ears. There is a light colored ring around the eye. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. All of these factors make long ears an essential part of a rabbit’s anatomy. B) increase motor movements to find a sunny area to maximize heat transfer into their bodies. storing water d. Question. Most. 12. What is the Primary function of a Jackrabbits ears? To detect predators by using the large size and flexible positioning of the external ears to channel sound waves into the ear canal. (Two larger hares, the Arctic and Alaskan hares, are found further north in North America). Size is the most distinctive trait of Lepus alleni; it is a large Lepus species, with the head and ears being especially large. The large ears of the jackrabbit are used in cooling, radiating heat via an extensive network of blood vessels. If thermoregulation is considered to be a secondary function of the large ears of jackrabbits, then the primary function of the ears is. Jackrabbits large ears are an adaptation for _____. A) dilate the blood vessels in their large ears. Feet and Fur. The side of the body (limbs, hips, rump) are white haired with black tips. This is an examp,e of a ________ adaptation. Log in for more information. The surface area of a rabbit’s ears is much larger than would be expected for an animal of its size. Jackrabbits’ large ears are an adaptation for _____. Black-tailed jackrabbits (which are actually hares) are common in American deserts, staying active during daytime hours despite the heat. Its ears, measuring 1. will. These ears help the rabbits to release the heat from the body in order to keep the body cool during hot climates in the desert. These large e. Updated 201 days ago|3/28/2023 2:01:13 PM. Asked 2/27/2014 10:41:13 AM. a. Rabbits can detect noises of up to 49,000Hz, which is well beyond what humans can hear. A jackrabbit has large ears with a high density of blood vessels to release body heat. Global temperatures continue to rise, it is possible that the adaptations of black-tailed jackrabbits may no longer be sufficient to cope with the increasing heat. Question. This chapter describes the specialized auditory system of kangaroo rats. Hibernating during winter is an example of a behavioural adaptation of this animal. Their hind legs are powerful too, giving the animal great. 5 to 2 inches (3. 1) When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. Jackrabbits large ears are an adaptation for _____. One of the most noticeable features of jackrabbits is their large ears, which can be up to two feet long in some species. enhanced hearing c. Jackrabbits have large ears, like the fennec fox. The black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. Rabbits can even swivel their ears independently of each other to capture. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. The ears allowed them to do so as they are thin and possess an extensive mass of blood vessels. These adaptations let the rabbit have a greater field of vision, which helps in spotting food as well as predators. enhanced hearing c. Blood flow into the ears carries heat out of the body, and cooler blood re-enters the bloodstream, reducing the effects of heat. The dominant plant life in desert scrub regions is. The large ears of this hare help it to lose heat and thereby cooling its body temperature. A chemical element or element is a species of atoms having the same number of protons in their atomic nuclei (i. The Jackrabbit has the ability to move its ears and aim them in different directions without moving his body. When the jackrabbit gets too hot, these blood vessels widen, which promotes heat loss. Because their ears have black tips with. In fact, no other reason has been given for the conspicuous ear coloration in this species. Only certain breeds of domesticated rabbits have flop ears, deliberately bred by humans. The. They’re easily identified by their distinctive large ears, peppered coat, and white underbelly. The author intrudes at the end to say that ``if you try to sneak up on a jackrabbit, you'll find he has very good hearing indeed!'' Ages 5-up. What separates hares from rabbits are factors such as the body, ears, legs, and their young. a. By essentially eating their food twice, they get as much water as possible out of it. 2. Andrew Smith, emeritus professor in. Socializing. Length. Its relatively long tail has a black stripe, and its long brown ears have black tips. a. a. The ears along with the tail are tipped with black fur. Dissipating heat. You hypothesize that smaller ears are a local adaptation to the higher elevation environment, and you want to test whether small-eared jackrabbits have greater fitness at higher elevation than they. The jackrabbit's large ears serve an important purpose in its survival. storing water d. The Black-tailed jackrabbit does not migrate or hibernate during winter and uses the same habitat year-round. a. 1 week ago. a. Jackrabbits have large ears that keep them cool by spreading out their body heat. Rabbits also burrow and build their nests underground, whereas hares. in their spines c. andrewpallarca|Points 36228| User: Which of the following best describes daily temperatures in deserts?a. hunting prey b. hunting prey b. The name jackrabbit was derived from the initial appellation “jackass rabbits,” referring to their enormous ears. storing water d. The size of the ears are an evolutionary adaptation. They have big ears. An adolescent black-tailed jackrabbit in the Mojave Desert, California. There are about 80 species of lagomorphs divided into two subgroups, the pikas and the hares and rabbits . the large ears turn pale in hot conditions and it changes colors due to the narrowing of. B) constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their ears. They have very large ears, which help them to stay cool, and strong hind legs that help them escape predators. dissipating heat Jackrabbits’ large ears are an adaptation for dissipating heat. Expert answered|jerry06|Points 85414| Log in for more information. Question. Jackrabbits’ large ears are an adaptation for _____. Later, feathers became longer and stiffer, allowing for gliding and then for flight. Asked 2/27/2014 10:41:13 AM. enhanced hearing c. Jack rabbits are a common sight in Arizona and the Southwest. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. The name jackrabbit was derived from the initial appellation “jackass rabbits,” referring to their enormous ears. (3. Jackrabbits have large ears as an adaptation for thermoregulation, communication, and predator detection. dissipating heat. The black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. Jackrabbits large ears are an adaptation for dissipating heat. They have powerful hind legs that can propel them on leaps of more than 10 feet (3 meters) . The black-tailed jackrabbit is long-legged and lean, about 17-31 inches, and weighs 3-7 pounds. coastal desert c. Jackrabbits large ears are an adaptation for dissipating heat. Weegy: Jackrabbits' large ears are an adaptation for dissipating heat. The fur on their feet provides insulation from the heat on the sand. storing water d. A) dilate the blood vessels in their large ears to transfer more body heat to the environment. Often times the Jackrabbit is active at night. If you cup your hands to your ears you can hear the instant improvement of your hearing, and locate sound better as well. For example, jackrabbits have large ears with an extensive network of blood vessels that allow rapid heat loss. The ears along with the tail are tipped with black fur. This jackrabbit s huge ears are edged in white. like large rabbits with longer legs, ears, and faces. Which of the following statements about the Atacama is false?. Rabbits also have a muscular and flexible neck. D) bask in a sunny, exposed area. Shrubs. Here in the desert near Tucson, rainfall averages only 12 inches (30 centimeters) a year. a. Their ears are an adaptation to deal with heat in the desert. Feathers were probably first adaptations for tactile sense or regulating temperature. regulating body heat c. Black-tailed rabbits are the most plentiful, while being the only hares found in desert habitats. Andrew. storing water d. storing water d. This kept the mice hidden from predators. Question. dilate the blood vessels in their large ears. Jackrabbits are. enhanced hearing c. A) dilate the blood vessels in their large ears. Behavioral adaptation: something an animal does usually in response to some type of external stimulus in order to survive. Asked 2/1/2019 7:52:32 PM. hunting prey b. What are jack rabbit’s desert adaptations? Ears. The Black-Tailed Jackrabbit was previously (and more accurately) named a desert hare, but American settlers thought their ears made them look like donkeys, hence the “jack” in their new name. MoreThis fox species has several different adaptations that help it survive. This animal is well recognized through its large ears that could present 15 to 19 % of the. How? Well, those big ears are full of blood vessels. hunting prey b. dissipating heat. They have large eyes that are high on their head and placed toward the side. dissipating heat. The Antelope Jackrabbit is rumored to have been named for its large ears. Jackrabbits large ears are an adaptation for _____. 7. Asked 2/1/2019 7:52:32 PM. Creature Feature Creature Feature: Who Has an Ear for Cool Technology? Our Creature Feature series is a result of collaborations between education and citizen. Adaptations help desert animals to acquire and retain water, and to regulate body temperatures, which helps them to survive in the harsh conditions of the desert. physical adaptation. storing water d. These bats native to the southwestern US have ears over 2. Mule Deer. What separates hares from rabbits are factors such as the body, ears, legs, and their young. Adaptations of the jackrabbit include. The large ears of jackrabbits (see below; yes, they are real) were long hypothesized to be an adaptation to detecting predators at long. However, ears do more than listen. Which of the following strategies is most similar to a strike? union. hunting prey b. They nest in slight depressions called forms, and their young are able to fend for themselves shortly after birth. This adaptation helps them live in hot desert environments. nature. They can see almost 360 degrees (a full circle) thanks to this and the fact that their heads are slightly flat, which helps them identify predators. The hare's huge ears aid in heat loss, which lowers its body temperature. This could result in more dynamic heat exchanger designs that adapt to improve overall efficiency. Large size and short appendages are adaptations that reduce heat loss and resist the cold. enhanced hearing c. increase. 3 examples of locomotion - on the ground. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. hot during the day and cold at night b. If they’re trying to get away from a predator, they move very quickly in a zigzag pattern to try to get away. For example, desert foxes have large ears for heat radiation, while Arctic foxes have small ears to retain body. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. Its fur is buff-colored to blend in with the arid environment. In the winter, they don’t hibernate, and mainly eat shrubs. hunting prey b. Hares are also precocial, meaning they are. Jackrabbits have a set of adaptations that suit them to arid and semiarid. hunting prey b. Andrew. In the darkness its big ears really come into play. The skin of those ears is thin and full of blood vessels. 8 to 5 cm) long, are 40% to 50% the length of its body. Question. B) constrict the blood vessels in their large ears to reduce transfer of. 3. enhanced hearing c. They usually have very large ears, but you discover there is a population of jackrabbits on one of the mountain ranges that has small ears. 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). enhanced hearing c. The white-tailed jackrabbit is 18-22 inches long and. This keeps the animal from overheating. dissipating heat. In the winter, they don’t hibernate, and mainly eat shrubs. Ears are an interesting adaptation. Jackrabbit is covered with dark brown fur with black markings on dorsal side of the body. Jackrabbits have a unique digestion process aided by their appendix, which acts as a pre-digesting chamber. They can see almost 360 degrees (a full circle) thanks to this and the fact that their heads are slightly flat, which helps them identify predators. Asked 10/26/2020 7:27:46 PM. Question. Which of the following strategies is most similar to a strike? union. Study with Quizlet and memorize flashcards containing terms like Describe the appearance of a jackrabbit's ears and why this is necessary. Reproduction. shrubs. The Jackrabbit’s Adaptations To Desert Life. A sheet of aluminum foil was placed in front of the thorax and around the face of the rabbit to shield the rest of the animal. Jackrabbit Size and Coloring. The length of a desert cottontail is thirteen to seventeen inches; ears average three to four inches long; and the average weight is two to three pounds. 5 Strange Facts about Squirrels. Learn more about their unique traits below. enhanced hearing c. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. Question. Kit Fox and Human Interaction. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. The Black-Tailed Jackrabbit, (Lepus Californicus) is a type of Hare that lives in extreme, hot environments. 6 kg) and live upwards of. An excellent example of such adaptation could be seen in the jackrabbit living in desert environments. b. A) leaves that are covered with tiny, sharp spines. Andrew. 1 week ago. While rabbits build nests, hares do not, and their young are born well. The large ears radiate heat, allowing for self-thermoregulation. The jackrabbit's large ears hold dozens of small blood vessels which expand when the animal is hot, allowing more quantities of blood to flow through the ears and be exposed to the external environment, cooling the blood as it moves. 0 Answers/Comments. Because kit foxes move from den to den in search of a mate. Study with Quizlet and memorize flashcards containing terms like When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will A) dilate the blood vessels in their large ears to transfer more body heat to the environment. They are also a mechanism to dissipate heat in warm climates. Behavior and Adaptations. It is even still common in large vacant lots of20 acres or more scattered about the metropolitan area. storing water d. The antelope jackrabbit is approximately the same size, but colored gray above with the lower sides mostly white. A Rabbits Ears are very complex 9 scientific facts are; A Rabbit can turn its ears independently. The jackrabbit is a large species of rabbit, with an impressive body size and weight. 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. Solution 1. Ears of this jackrabbit are rimmed in white and tipped in black year round. Reptiles, which are ectotherms, need heat to2 types of adaptations. Question. Large ears help cool an animal only if he needs it — that is, if the animal lives in a warm environment. Jackrabbits are members of the Leporidae family, which. Jackrabbits use their big ears to cool their body temperature in hot weather. enhanced hearing c. Learn more about adaptations in black-tailed jackrabbits here:Jackrabbits’ large ears are an adaptation for _____. storing water d. $11 111 Jackrabbits' large ears are an adaptation for a. The black-tailed jackrabbit ( Lepus californicus) is found throughout the western United States in the desert, open plains, and foothills. storing water d. Despite not being mentioned in the given text, Aardvarks are interesting animals with big ears and unique adaptations. Eastern cottontails are found throughout much of Eastern and Central Texas, if not most of the state. Diet: Carnivore. a. , and some species have ears up to seven inches long—about a third of their body size. Jackrabbits’ large ears are an adaptation for _____. extremely low humidity, less than 10 inches of. This photo is of a Black-Tailed Jackrabbit – photographed in southern Texas. What physical and behavioral adaptations does the black-tailed jackrabbit have that help it survive in the chaparral biome? (site 1). Jackrabbits large ears are an adaptation for - dissipating heat. Jackrabbits have evolved to have large ears to aid in thermoregulation and predator detection. ALLEN’S RULE states: Animals…Because the ears of black-tailed jackrabbits have conspicuous coloration on the back side (e. They have quite large ears. in. This jackrabbit has an adult length of 56 to 65 cm (22 to 26 in), including a tail measuring 6. Andrew. The perfect example is the elephant. enhanced hearing c. Thus, option D is correct. This may result in a reduction in. They lessen blood flow through the ears during chilly nights,. dissipating heat. dissipating heat. Asked 2/27/2014 10:41:13 AM. Question. dissipating heat Jackrabbits large ears are an adaptation for: D.