dissipating heat Jackrabbits large ears are an adaptation for: D. storing water d. It has a buff gray body above, white below, and a black stripe down the center of its back. They are also a mechanism to dissipate heat in warm climates. These ears play a crucial role in thermoregulation, primarily in heat dissipation. After the rabbit was in thermal balance (constant rectal and skin temperatures) for at least 30 minutes, the ears were heated. A) a. Whitish in color, the ears are almost devoid of hair. Ears play an essential role in the communication, predation, and flight of many animals. This is why certain animals that live in particularly hot environments have bigger ears than their counterparts in cooler environments. cold desert d. These large e. The jackrabbit is a large species of rabbit, with an impressive body size and weight. Hares are herbivorous and feed mainly on grasses and herbs, supplementing these with twigs, buds, bark and field crops, particularly in winter. The tail is rounded and looks like a cottonball, but is darker above, white below. Andrew. 5 inches tall – nearly as long as their body length! Their ears are constantly moving to pinpoint the location of prey. The most remarkable of the jackrabbits’ desert adaptations is the structure of their large ears. Rabbits are quite adaptable creatures, and they have several adaptations that help them to survive in the wild. enhanced hearing c. Jackrabbits large ears are an adaptation for _____. andrewpallarca|Points 32148| Log in for more information. storing water d. Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. The ears along with the tail are tipped with black fur. Fennec foxes have thick fur on the bottoms of their feet so they can walk on the hot desert ground. The jackrabbits’ large strong hind legs help them outrun prey. They have very large ears, which help them to stay cool, and strong hind legs that help them escape predators. storing water d. Rabbits are very alert so they. Business, Economics, and Finance. This is why certain animals that live in particularly hot environments have bigger ears than their counterparts in cooler environments. Their hind legs are powerful too, giving the animal great. Being a hare, antelope jackrabbits have large ears and long hind legs. Ears. Meet the experts. a. Many aspects of a rabbit’s body have helped them to become an excellent survival species. 86-6. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. A black-tailed jackrabbit can grow up to 24 inches (61 cm) in length, weigh as much as 8 lbs. Jackrabbits large ears are an adaptation for _____. Key Takeaways: Jackrabbits have a varied diet of plants and grasses. What are jack rabbit’s desert adaptations? Ears. Legs – The hind legs of rabbits are long and very strong. Jackrabbits’ large ears are an adaptation for _____. Key adaptation - cooling ears The African elephant has the largest ears of any animal, accounting for 20% of their overall surface area. There are six species of jackrabbit in the western U. Иттер. 1. With long ears and powerful hind legs, these small mammals are known for their agility and speed. a. By increasing the diameter of its blood vessels, the jackrabbit effectively increases the surface area over which heat exchange can occur. Length. 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. a. in their spines c. enhanced hearing c. What is the habitat of a jack rabbit? Habitat: Blacktailed jackrabbits are common in nevada’s. a. storing water d. The dominant plant life in desert scrub regions is __________. The large ears of jackrabbits (see photo) were long hypothesized to be an adaptation to detecting predators at long distances in the arid plains they inhabit. When air temperature exceeds their body temperature, jackrabbits : 1816503. These adaptations let the rabbit have a greater field of vision, which helps in spotting food as well as predators. They use these. What is the role of adaptation for organism? The hare's huge ears aid in heat loss, which lowers its body temperature. Asked 10/26/2020 7:27:46 PM. Rabbit species typically have shorter ears and legs compared to jackrabbits. in underground root nodules Weegy: When the Barrel and Saguaro cacti absorb moisture they store it in the flesh of their barrelsUser: Jackrabbits’ large ears are an adaptation for _____. What separates hares from rabbits are factors such as the body, ears, legs, and their young. Hare, (genus Lepus), any of about 30 species of mammals related to rabbits and belonging to the same family (Leporidae). like large rabbits with longer legs, ears, and faces. storing water d. a. dissipating heat. Rabbits ears are very large to quickly warn them of predators. 1) When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. B) constrict the blood vessels in their large ears to reduce transfer of. in the flesh of their barrels d. Andrew. By essentially eating their food twice, they get as much water as possible out of it. Andrew Smith, emeritus professor in. By merely flapping their ears, elephants can reduce their body temperature by 10 degrees Fahrenheit or more. Score 1. This adaptation helps them live in hot desert environments. storing water d. a. Most. 6 to 10. (May) Publishers Weekly - Publisher's WeeklyBecause the ears have conspicuous coloration on the back side (white fur with black-tips), we speculate that ear flashing is an adaptation to confuse predators when being chased at high speeds. Jackrabbits large ears are an adaptation for dissipating heat. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. While rabbits build nests, hares do not, and their young are born well. Description. The Black-tailed jackrabbit does not migrate or hibernate during winter and uses the same habitat year-round. Jackrabbits are herbivores able to thrive on some of the most defended and unappealing plants around them. MenuEars. Because the ears of black-tailed jackrabbits have conspicuous coloration on the back side (e. The large surface area of the ears allows the jack rabbit to dissipate heat through the process of convection, which helps to cool the body. It is an adaptation to look for predators as most are bigger in size, and many attack from above. This allows heat to escape into the air around the jackrabbit, cooling it off in the process. They have very large ears, which help them to stay cool, and strong hind legs that help them escape predators. The size of the ears are an evolutionary adaptation. They feed on insects, small invertebrates, small birds, mammals, and reptiles, and desert turtles go on the menu too sometimes. Like all species of jackrabbit, these animals' ears are especially long and. Jackrabbits large ears are an adaptation for - dissipating heat. The black-tailed jackrabbits’ big ears are a remarkable adaptation that contributes to their survival in their arid desert habitats, enhancing their hearing, thermoregulation, and predator avoidance capabilities. enhanced hearing c. storing water d. Jackrabbits' large ears are an adaptation for _____. a. Answer. storing water d. Jackrabbit Adaptations. For example, rabbits have fur that helps to keep them warm in cold weather, and their long ears allow them to hear predators approaching. Question. An adolescent black-tailed jackrabbit in the Mojave Desert, California. The most remarkable of the jackrabbits' desert adaptations is the structure of their large ears. Asked 2/1/2019 7:52:32 PM. However, the upper edges of the ears have white hair and so the ear tips appear whitish. Ears of this jackrabbit are rimmed in white and tipped in black year round. (3. After visiting a nature center, students were asked to contrast their observations based on location. By Dave Hanks 2/16/07. Fifteen jackrabbits eat as much food as a large grazing cow in one day. Jackrabbits are mainly nocturnal and may be seen in large numbers by the side of the road at dusk. Question. storing water d. The large ears radiate heat, allowing for self-thermoregulation. This species can weigh nearly 10 pounds, and measure over 2 feet long. hunting prey b. As you might expect, a rabbit’s long ears do a lot to improve their hearing. enhanced hearing c. Asked 2/27/2014 10:41:13 AM. Asked 10/26/2020 7:27:46 PM. Great Spirit steps in to point out to each animal the survival value of his perceived shortcoming, then kindly supplies Jackrabbit with longer ears. You hypothesize that smaller ears are a local adaptation to the higher elevation. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. Jackrabbits have a set of adaptations that suit them to arid and semiarid. Score 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. The fennec may be the world’s smallest fox, but it sports outlandishly large ears! In fact, relative to body size, it has the largest ears of any member of the canid family. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. Basically, rabbits hear sounds in the same way that humans hear sounds. An energy-saving adaptation that conserves life during times of environmental stress or. Jackrabbits also have longer hind legs and bigger ears than rabbits. The hare’s ears, which can reach up to 7. 12. A) dilate the blood vessels in their large ears to transfer more body heat to the environment. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. Which of the following statements about the Atacama is false?. a. in. Their hind legs are powerful too, giving the animal great. The lava from the volcano changed the color of the sand from light to dark. This jackrabbit s huge ears are edged in white. behavioral adaptation. The White-tailed jackrabbit is a large hare found in North America. Asked 2/27/2014 10:41:13 AM. The Black-tailed jackrabbit ( Lepus californicus) is a common hare of the western United States and Mexico. These help them hop at a very fast rate. physical adaptation. Jackrabbits are members of the Leporidae family, which. hunting prey b. A jackrabbit’s entire fur is also adapted for use in the desert. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. However, rabbits have an interesting adaptation that helps them to stay cool: big ears. enhanced hearing c. A jackrabbit's ears do a good job of hearing, but they also serve as radiators. The sifaka has forward-facing eyes that produce. Asked 6/16/2021 8:36:22 PM. Jackrabbits also have an adaptation for dealing with hot desert sands-fur-covered feet. For example, jackrabbits have large ears with an extensive network of blood vessels that allow rapid heat loss. Hares live in open areas and rely on running in a zigzag pattern to escape their predators. A jackrabbit’s entire fur is also adapted for use in the desert. Rabbits live primarily in colonies, while hares live a more solitary life, coming together only to pair or mate. long ears for heat dissipation to keep cool - this done via blood vessels in the ears which expand to allow the blood to cool; in the same way, it can. 2. dissipating heat. hunting prey b. storing water d. They lessen blood flow through the ears during chilly nights,. enhanced hearing c. andrewpallarca|Points 32148| Log in for more information. Adaptations. Jackrabbits' large ears are an adaptation for _____. Discovering Their Natural Habitat. hunting prey b. In the past, rock pocket mice had light-colored coats that blended in with sand. They have large, open eyes on their heads that are positioned in a slanted position. The iris of their. enhanced hearing c. hunting prey b. Thermoregulation: The large ears help dissipate heat by increasing the surface area exposed to the air, allowing jackrabbits to regulate their body temperature in hot environments. C) increase movements to find a sunny area. Ears. These long ears are the jackrabbits' adaptation to their native desert habitat, which helps them to cool down the temperature of their body. constrict the blood vessels in their large ears. Even lemmings are larger and have smaller ears and tails than do most other mouselike animals. The highest priorities for any desert dweller are to survive the heat and lack of water. Jackrabbits large ears are an adaptation for _____. C) leaves that contain a chemical that is poisonous to animals. (3. storing water d. in their spines c. |Score 1|zpaasoyd|Points 105| Log in for more information. , How do the ears of a jackrabbit help shed heat?, When is the size of the jackrabbits ears a liability? and more. Elephants can radiate heat from their ears, which they hold out from their bodies; jackrabbits do the same thing with their long ears. 1 week ago. Jackrabbits large ears are an adaptation for dissipating heat. They also help to amplify sounds to warn the jackrabbit of approaching predators. The dominant plant life in desert scrub regions is _____. ” So goes the dialogue in a popular children’s story. They have long legs, a slender neck, and large ears. When covering large open areas, they move fast! The front foot of a jackrabbit. Amy: wildlife in or near water = turtles, crayfish, goldfish. hunting prey b. 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. The largest species of jackrabbit is the white-tailed jackrabbit. They have long, black tipped ears. 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. Jackrabbits large ears are an adaptation for _____. The group is also commonly referred to as lagomorphs. Which of the following statements about the Atacama is false?. a. Log in for more information. dissipating heat. The ears are long and brown with black tips. Asked 10/14/2020 1:49:38 AM. 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. Jackrabbits’ large ears are an adaptation for _____. Jackrabbits have large ears as an adaptation for thermoregulation, communication, and predator detection. Basically, a jackrabbit is a large-eared hare with long hind legs. 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. Although the animal proved well adapted to arid surroundings, these authors noted that L. a. hunting prey b. They have large eyes that are localized to the side, high on their heads. The ears also help them disperse heat. Bats are well known for their large ears, but Rafinesque’s big-eared bats truly take it to the extreme. Which of the following strategies is most similar to a strike? union. A jackrabbit's ears do a good job of hearing, but they also. B) to alter the rate of gas exchange, based on the adjustable radius of the ears' blood vessels. a. a. 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. The long ears of the jack rabbit are an adaptation that helps the animal to release body heat and regulate its body temperature. Interesting Jackrabbit Facts: Jackrabbit can reach 2 feet in length and from 3 to 9 pounds of weight. Question. The large ears act as an air-conditioner. enhanced hearing c. The side of the body (limbs, hips, rump) are white haired with black tips. 3) Which choice best describes a reasonable mechanism for animal structures becoming better suited over evolutionary time to specific functions?The black-tailed jackrabbit is the third largest of the six jackrabbit species. Expert answered|jerry06|Points 85414| Log in for more information. a. storing water d. Chapter 40. Similarly, arctic foxes have shorter ears than do desert kit foxes. Leaves that store large amounts of water are probably not. Expert answered|beatrice11|Points 0|Answer:The most remarkable of the jackrabbits' desert adaptations is the structure of their large ears. hunting prey b. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. Jackrabbits' large ears are an adaptation for _____ Dissipating heat. a. Log in for more information. Study with Quizlet and memorize flashcards containing terms like Describe the appearance of a jackrabbit's ears and why this is necessary. Explanation: Edge 2020. It has long slender front legs and large hind feet that can be 5 inches in length. We describe a previously unreported behavior of black-tailed jackrabbits based on 22 nocturnal observations in northwestern Texas in 1999 and 2000. The Black-tailed jackrabbit does not migrate or hibernate during winter and uses the same habitat year-round. a. This is an examp,e of a ________ adaptation. The skin of those ears is thin and full of blood vessels. Elephants and jackrabbits co-evolved the same mechanism for cooling themselves down. andrewpallarca|Points 32148| Log in for more information. So the characteristics are jack rabbit characteristics, Hard, large ears to regulate body temperature, large years to regulate body temperature. As blood circulates through the ears, heat is released through the thin skin. For example, jackrabbits have large ears with an extensive network of blood vessels that allow rapid heat loss. enhanced hearing c. Jackrabbits are hares, distinct from rabbits because they are born with hair and do not live in burrows. storing water d. hunting prey b. Additionally, jackrabbits’ ears have the ability to regulate their body temperature. What are the adaptive features of desert jackrabbit? The most remarkable of the jackrabbits' desert adaptations is the structure of their large ears. hunting prey b. a. enhanced hearing c. dissipating heat. a. a. dissipating heat. A) dilate the blood vessels in their large ears. extremely low humidity, less than 10 inches of. The ears allowed them to do so as they are thin and possess an extensive mass of blood vessels. Jackrabbits large ears are an adaptation for _____. enhanced hearing c. Biology questions and answers. Aerdvark. CryptoBiology Chapter 40. a. In rabbit hearing, sound waves are “caught” by the large outer ear and funneled to the ear. See full list on blog. Jackrabbits are actually hares, not rabbits. enhanced hearing c. Jackrabbits large ears are an adaptation for dissipating heat. Hint: It might be best to begin the drawing with the adaptation first, then add the rest of the plant. Apart from hearing, their ears help in regulating. Interestingly, this escape behavior is similar to the white rump and side flashing of antelope ( Lepus alleni) and white-sided ( L. dissipating heat Jackrabbits large ears are an adaptation for: D. hunting prey b. Jackrabbits large ears are an adaptation for - dissipating heat. In winter, the fur changes to white, with somewhat darker ears. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. The large ears of a jackrabbit (hare) might be adorable, but they're also functional: a large network of blood vessels running through the ears allows a hare to regulate body temperature as needed. Expert answered|beatrice11|Points 0|Rabbits are well-known for their long, floppy or pointed ears, but there are some species of rabbit who are clear winners in the big ear game. storing water d. E) begin involuntary shivering of their skeletal muscles. This is uncommon in most hares, which are found with blackish ear tips. Each ear can move independently to detect sounds. (60–106 cm) Weight: 25–45 lb (11–20 kg) The caracal is a medium-sized wild cat that lives in forests, savannas, and deserts of Asia and Africa. hunting prey b. Large ears help cool an animal only if he needs it -- that is, if the animal lives in a warm environment. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. 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. Their ears are tall (on average 162mm long) and mostly devoid of hair except for fringes of white hair along the edges and on the tips. They both have wide and thin ears with a lot of surface area. The white-tailed jackrabbit, or "jack," is the largest member of the rabbit and hare family, weighing from six to ten pounds. Question. In fact, no other reason has been given for the conspicuous ear coloration in this species. a. The characteristic large ears are 4-7" long and are whitish inside and out except for the black tips. Question. For one, they help the rabbit stay cool in the summer heat. Length. enhanced hearing c. Their. Aerdvark. 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 first time you refuse to submit to a breath, urine, or blood test, your license will be suspended for _____. Like plants, animals also need to have adaptations to survive the heat and lack of. This adaptation allows them to get the maximum amount of water and nutrients from their food, since food is their main water source. For example, jackrabbits have large ears that are supplied with a large number of blood vessels that enables excess heat to be dissipated easily. Their ears also play an integral role in helping the rabbit to regulate their body temperature, preventing heat stroke and hypothermia. Functional adaptation. a. In a race, the antelope jackrabbit would win, reaching speeds of 44 miles (72 kilometers) per hour. Large ears help cool an animal only if he needs it -- that is, if the animal lives in a warm environment. e. 5 kg), which is bigger than the desert cottontail rabbits also found at White Sands. We reviewed museum records and the literature to evaluate the status of the white-tailed jackrabbit in each state and province in its. in their spines c.