a. Jackrabbits' large ears are an adaptation for dissipating heat. Each ear can move independently to detect sounds. hunting prey b. Jackrabbits, known for their speed and agility, can reach impressive velocities of up to 64. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. Jackrabbits’ large ears are an adaptation for _____. The jackrabbits have large sized ears which are meant for the purpose of thermoregulation. in. The Jack Rabbit has a special biological adaptation that enables it to keep cool by adjusting its core body temperature by releasing heat from its oversized ears. This adaptation allows them to survive weeks without drinking water. These quick, agile creatures are known for their long ears, strong hind legs, and fast running speeds. The large ears of this hare help it to lose heat and thereby cool its body temperature. The ears also apparently help to dissipate excess body heat to keep the animal cool. Jackrabbits have large ears that keep them cool by spreading out their body heat. Most are fast runners with long, powerful hind legs, and large ears to. Here are some possible changes that could occur:Reduced range: As temperatures rise, the habitat suitable for the black-tailed jackrabbit may shift. The name jackrabbit was derived from the initial appellation “jackass rabbits,” referring to their enormous ears. constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their ears. enhanced hearing c. Mule Deer are related to White Tailed Deer, a more widely distributed species native to North America, with key differences in range, ear shape, tail color, and. Named for their large, mule-like ears, Mule Deer ( Odocoileus hemionus) are indigenous to western North America and can be grouped into two subspecies of black-tailed deer. dissipating heat Jackrabbits large ears are an adaptation for: D. Asked 2/27/2014 10:41:13 AM. Hare, (genus Lepus), any of about 30 species of mammals related to rabbits and belonging to the same family (Leporidae). This helps the ears to act as effective heat sinks, dissipating heat and keeping the rabbit’s body temperature in a safe range. They have long, black tipped ears. 8 inches long. The black-tailed jackrabbit can grow up to two feet long (about 60cm) and weigh between three and eight pounds (1. storing water d. enhanced hearing c. What is the role of adaptation for organism? The hare's huge ears aid in heat loss, which lowers its body temperature. in their spines c. Adaptations. Jackrabbits are hares, distinct from rabbits because they are born with hair and do not live in burrows. Bats are well known for their large ears, but Rafinesque’s big-eared bats truly take it to the extreme. arid desert b. The blood vessels in the jackrabbit's ears expand to enable the blood to cool before rendering the body. a. 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. in the flesh of their barrels d. in. storing water d. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. While rabbits build nests, hares do not, and their young are born well. B) constrict the blood vessels in their large ears. One of the most noticeable features of jackrabbits is their large ears, which can be up to two feet long in some species. Updated 10/14/2020 9:04:20 AM. The jackrabbit is a large species of rabbit, with an impressive body size and weight. Rabbits are quite adaptable creatures, and they have several adaptations that help them to survive in the wild. |Score 1|zpaasoyd|Points 105| Log in for more information. The antelope jackrabbit is a large Lepus species. We reviewed museum records and the literature to evaluate the status of the white-tailed jackrabbit in each state and province in its. 1-2. Question. B. dissipating heat. These adaptations let the rabbit have a greater field of vision, which helps in spotting food as well as predators. The disproportionately large ears of the jackrabbit have very thin skin and many blood vessels. Animals like African elephants and jackrabbits have notably large ears because they live in hot environments and need all the help they can get to stay cool. This aptly named long-eared jerboa has some of the biggest ears on the planet — at least compared with its body size. Even dogs can only hear up to 45,000Hz. A jackrabbit's ears do a good job of hearing, but they also serve as radiators. It is this fact that they live off when food and liquid are scarce. hunting prey b. One of the characteristic features of antelopes are their horns, which have a bone core covered in keratin (the same substance which makes our hair and fingernails). Jackrabbits large ears are an adaptation for - dissipating heat. Jackrabbits live in desert habitats with hot daytime temperatures. a. Jackrabbits large ears are an adaptation for - dissipating heat. Jackrabbits can control the amount of blood that flows through their ears by widening their blood vessels in response. When the jackrabbit gets too hot, these blood vessels widen, which promotes heat loss. The kit fox, however, is the exception. hunting prey b. Jackrabbits have extra long hind legs, which. Black-Tailed Jackrabbit. Reptiles, which are ectotherms, need heat toThe antelope jackrabbit is one of the largest hares in North America, weighing 9 to 10 pounds (4. The Black-Tailed Jackrabbit is one such species, which can be found throughout the western United States and Mexico. These ears also provide excellent hearing. a. Log in for more information. It is a known fact that light. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. You hypothesize that smaller ears are a local adaptation to the higher elevation. B) constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their ears. a. Question. Feet and Fur. A jackrabbit’s entire fur is also adapted for use in the desert. The Jackrabbit has the ability to move its ears and aim them in different directions without moving his body. Jackrabbits large ears are an adaptation for _____. Andrew. They’ll use this to quickly move around their head to scan the environment. Jackrabbits were named for their ears. 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. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. physical adaptation. Their ears are an adaptation to deal with heat in the desert. Water Intake. Jackrabbits large ears are an adaptation for _____. hunting prey b. a. dissipating heat. hunting prey b. Jackrabbits have evolved to have large ears to aid in thermoregulation and predator detection. Guest #9527809. Jackrabbits are. This species can weigh nearly 10 pounds, and measure over 2 feet long. g. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. Jackrabbits can regulate their body heat by increasing or decreasing the blood flow through their ears. hunting prey b. “What big ears you have!” - “All the better to hear you with. A chemical element or element is a species of atoms having the same number of protons in their atomic nuclei (i. 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. Question. The most distinctive feature of a jackrabbit is its long, erect ears. A jackrabbit’s big ears provide a large surface area for heat exchange. They have an extensive. 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. Jackrabbits also have longer hind legs and bigger ears than rabbits. Understanding the natural habitat and behavior of rabbits can provide insight into their needs and requirements in captivity. 7. how to find credit card security code on statement. This hare is up to two feet long and can weigh three to eight pounds. hunting prey b. It is an important prey species for raptors. storing water d. g. Adaptations. Solution 1. A jackrabbit is a hare, an animal similar to a rabbit, but not the same species. As prey animals, they have ways of. After the rabbit was in thermal balance (constant rectal and skin temperatures) for at least 30 minutes, the ears were heated. 6 months 18 months 12 months 24 months . enhanced hearing c. The most remarkable of the jackrabbits’ desert adaptations is the structure of their large ears. enhanced hearing c. 1 week ago. Like its most common enemy, the coy-ote, jackrabbits can be found in. See related link for the Wikipedia entry. hot during the day and cold at. 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. 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. Jackrabbits’ large ears are an adaptation for _____. B) constrict the blood vessels in their large ears. Study with Quizlet and memorize flashcards containing terms like Camel humps are an adaptation for _______. dissipating heat. hunting prey b. Study with Quizlet and memorize flashcards containing terms like 1) 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. Despite their name, jack rabbits are actually hares, not rabbits. In the winter, they don’t hibernate, and mainly eat shrubs. This chapter describes the specialized auditory system of kangaroo rats. This is an examp,e of a ________ adaptation. The jackrabbit's large ears serve an important purpose in its survival. The tail has a black stripe above. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. In the winter, they don’t hibernate, and mainly eat shrubs. They have powerful hind legs that can propel them on leaps of more than 10 feet (3 meters) . The Jackrabbit’s Adaptations To Desert Life. The dominant plant life in desert scrub regions is __________. The hearing range of rabbits is, on average, between 96Hz-49,000Hz, and these sounds can be detected from up to 1. 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). This works best when the air temperature is below the jackrabbit's normal body. Jackrabbits’ large ears are an adaptation for a. Also kit foxes are predators of rodents or other small animals, including black-tailed jackrabbits (Lepus californicus), kangaroo rats , and prairie dogs . Baby rabbits, known as kits, are born blind and hairless. storing water d. 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. This could result in. [5] Male and female antelope jackrabbits are identical in appearance. Asked 2/27/2014 10:41:13 AM. Question: Desert, you often see jackrabbits. The size of the ears are an evolutionary adaptation. C. B) constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in. hot during the day and cold at. 0 Answers/Comments. a. They also have strong legs that are made for running. Large mammals do not burrow to escape the desert heat. dissipating heatJackrabbits' large ears are an adaptation for dissipating heat. hunting prey b. storing water d. Jackrabbits’ large ears are an adaptation for _____. Their hind legs are powerful too, giving the animal great. Fully grown, they can measure up to two feet in length and weigh as much as six pounds. They are an important part of the local ecosystem, and can be found in a variety of habitats throughout the area. A) a. , white fur with black tips; Seton, 1953; Best, 1996), we speculate that ear flashing is an adaptation to confuse predators when being chased at high speeds. They also help to amplify sounds to warn the jackrabbit of approaching predators. Jackrabbits have a set of adaptations that suit them to arid and semiarid. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. Desert adaptations can be manifested in behavior, size, shape, or physiology. 6 kg) and live upwards of. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. B) constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their ears. Why are jack rabbits ears so big? The most striking feature of all jackrabbits are their long ears. Thus, option D is correct. By essentially eating their food twice, they get as much water as possible out of it. In a way, jackrabbits are using their ears as temperature sinks. Hares are herbivorous and feed mainly on grasses and herbs, supplementing these with twigs, buds, bark and field crops, particularly in winter. User: Jackrabbits’ large ears are an adaptation for _____. dissipating heat. The characteristic large ears are 4-7" long and are whitish inside and out except for the black tips. shrubs. 5. The large ears of jackrabbits (see below; yes, they are real) were long hypothesized to be an adaptation to detecting predators at long. b. What separates hares from rabbits are factors such as the body, ears, legs, and their young. Finally, long ears also help rabbits to balance while they are running. swinging, climbing, flying. The jackrabbit of the desert is known for its very large ears, an adaptation that significantly helps its need to cool off in very high desert temperatures. The surface area of a rabbit’s ears is much larger than would be expected for an animal of its size. Rabbits and humans both have three main sections to our ears: the outer ear, the middle ear, and the inner ear. Which of the following strategies is most similar to a strike? union. enhanced hearing c. storing water d. The most remarkable of the jackrabbits’ desert adaptations is the structure of their large ears. Jackrabbits' large ears are an adaptation for dissipating heat. And they do that because it helps them conserve heat. hunting prey b. 83 lb. dissipating heat. storing water d. , “long, sticky tongue for catching insects” is what the student should guess first, not “spade-foot toad” or “a horned lizard”). Jackrabbits are often seen as pests because they can destroy crops quickly. (Two larger hares, the Arctic and Alaskan hares, are found further north in North America). You hypothesize that smaller ears are a local adaptation to the higher elevation environment, and you want to test whether Chapter 40. Because the conspicuous colouration on the backside of cape hare ears probably enhances of the visibility of ear flashing, I speculate this behaviour is an adaptation to confuse predators when being chased at high speeds, similar to that reported for other. Andrew. enhanced hearing c. How does the Black-Tailed Jackrabbit survive in its habitat? Their large ears are lined with blood vessels. in their roots b. The perfect example is the elephant. Kit foxes are prey for other carnivores such as coyotes (Canis latrans) and bobcats . Socializing. 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. 3,. The large ears of this hare help it to lose heat and thereby cooling its body temperature. dissipating heat. non-water wildlife = fox, deer, bobcat. |Points 66279| User: When the Barrel and Saguaro cacti absorb moisture they store it _____. dissipating heat. This could result in more dynamic heat exchanger designs that adapt to improve overall efficiency. The hare's huge ears aid in heat loss, which lowers its body temperature. Jackrabbits' large ears are an adaptation for _____. When air temperature exceeds their body temperature, jackrabbits living in hot, arid lands will A) dilate the blood vessels in their large ears. dissipating heat. Adaptations. Click the card to flip 👆. Learn more about their unique traits below. If you cup your hands to your ears you can hear the instant improvement of your hearing, and locate sound better as well. Black-tailed jackrabbits (Lepus californicus Gray) flash their ears in alternating order while running in a zig-zag pattern (Kamler & Ballard, 2006 ). The most remarkable of the jackrabbits’ desert adaptations is the structure of their large ears. Pair that sweet little-eared look with big brown eyes and a puff of cotton for a tail on a two-pound body, and it’s no wonder they’re an adored character in book, film, and song. hunting prey b. storing water d. Amy: wildlife in or near water = turtles, crayfish, goldfish. With the use of this adaptation the jackrabbit. Answer: It is the adaptation to the limiting factor temperature. 1 week ago. Similarly, arctic foxes have shorter ears than do desert kit foxes. Jackrabbits large ears are an adaptation for _____. a. hunting prey b. Fennec foxes have thick fur on the bottoms of their feet so they can walk on the hot desert ground. They usually have taller hind legs and longer ears. Asked 10/1/2020 7:40:48 PM. It has long slender front legs and large hind feet that can be 5 inches in length. Furthermore, they improve blood flow via the ears after a sprint and on hot days to remove heat. Their ears are tinged with the same black as their. Understanding the importance of ear size helps us appreciate the incredible diversity of the animal kingdom. They have large eyes that are localized to the side, high on their heads. a. B) constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their ears. The white-tailed jackrabbit, or "jack," is the largest member of the rabbit and hare family, weighing from six to ten pounds. 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. The ears of an adult can be as long as eight inches. enhanced hearing c. Elephants are huge animals, weighing between 5,000 to 13,000 pounds, so it takes a lot to keep them cool, which is where their big ears come into play. B) leaves that have a very bitter taste. storing water d. Asked 10/26/2020 7:27:46 PM. Answer and Explanation: 1. By Dave Hanks 2/16/07. a. enhanced hearing c. The white-tailed jackrabbit is 18-22 inches long and. So the characteristics are jack rabbit characteristics, Hard, large ears to regulate body temperature, large years to regulate body temperature. Jackrabbits can regulate their body heat by increasing or decreasing the blood flow through their ears. Hibernating during winter is an example of a behavioural adaptation of this animal. Animals like the jackrabbit have very large ears that have a network of blood vessels. Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. "It has the longest ears relative to its body size in the entire animal kingdom," Holden told Live. The size of the ears are an evolutionary adaptation. Only certain breeds of domesticated rabbits have flop ears, deliberately bred by humans. Andrew Smith, emeritus professor in. As they are true hares, black-tailed jackrabbits are lankier and leaner than rabbits, have longer ears and legs, and the leverets are born fully-furred and open-eyed. This kept the mice hidden from predators. These bats native to the southwestern US have ears over 2. andrewpallarca|Points 32148| Log in for more information. These ears serve a dual purpose: they help the animal to dissipate heat and provide excellent hearing. They also have strong legs that are made for running. Aerdvark. Hind feet are large and average three inches long. However, ears do more than listen. The black-tailed jackrabbit is long-legged and lean, about 17-31 inches, and weighs 3-7 pounds. They make useful fans, but also have other mechanisms that. They are active foragers, feeding early in the morning and late at night, while finding rest in shallow depressions during the day. Communication: Jackrabbits use their ears to communicate. hunting prey b. The ears were selectively heated using a 250W infrared heat lamp placed 30 cm from the ears. Despite not being mentioned in the given text, Aardvarks are interesting animals with big ears and unique adaptations. Jackrabbits large ears are an adaptation for: D. Andrew. The Jackrabbit Is thought to be Named for its Large Ears. all of the above, During extreme dry periods tortoises will eliminate waste _______. Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. The size of the ears are an evolutionary adaptation. Score 1. User: When the Barrel and Saguaro cacti absorb moisture they store it _____. 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. dissipating heat Weegy: Jackrabbits large ears are an adaptation for: D. Fifteen jackrabbits eat as much food as a large grazing cow in one day. 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. Jackrabbits have very thin and large ears which allows them to have an acute sense of hearing (defense), shed excess heat (blood flowing through each ear's network of. This along with the fact that their head. Jackrabbits large ears are an adaptation for - dissipating heat. The Jackrabbit Is thought to be Named for its Large Ears. It uses those big ears to listen for sounds of prey in the sand. D) bask in a sunny, exposed area. Answer and Explanation: The jackrabbit of the desert is known for its very large ears, an adaptation that significantly helps its need to cool off in very high desert temperatures. “Many desert animals have large ears, and the jack rabbit is no exception. a. cool during the day and very cold at night d. These fields ofTheir ears and eyes work overtime to keep the rabbit alive. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. storing water d. Its fur is buff-colored to blend in with the arid environment. Its fur is buff-colored to blend in with the arid environment. A jackrabbit is a hare, an animal similar to a rabbit, but not the same species. they depend upon the type of desert and its location, Which of the following is the classic hot and dry desert? a. Behavioral adaptation: something an animal does usually in response to some type of external stimulus in order to survive. As you might expect, a rabbit’s long ears do a lot to improve their hearing. Score 1. Rabbits are very alert so they. animals move around to find the resources they need (such as food, shelter, water or space) 3 examples of locomotion - above ground. Jackrabbits large ears are an adaptation for _____. , white fur with black tips; Seton, 1953; Best, 1996), we speculate that ear flashing is an. The bodies of hares tend to be leaner, and they have longers ears and legs as well. A) dilate the blood vessels in their large ears to transfer more body heat to the environment. B) to alter the rate of gas exchange, based on the adjustable radius of the ears' blood vessels. a. 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. hunting prey b. The fur on their feet provides insulation from the heat on the sand. Asked 2/27/2014 10:41:13 AM. MenuUser: Jackrabbits’ large ears are an adaptation for _____. andrewpallarca|Points 32148| Log in for more information. They both have wide and thin ears with a lot of surface area. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. Biology. In the summer they eat mostly green plants and flowers that are high in water content, so they do not require much water. Their large ears are very efficient radiators of heat. Andrew. 1. C) leaves that contain a chemical that is poisonous to animals. coastal desert c. 8 to 5 cm) long, are 40% to 50% the length of its body. This is why certain animals that live in particularly hot environments have bigger ears than their counterparts in cooler environments. Large ears are ideal for long-range sound detection and thermoregulation, while small ears are better for close-range hearing and agility. a. 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. a. When the rabbit retreats into the shade, warm. The large thin ears have a network of blood vessels that control blood flow depending on the temperature. Arid and Semi-Arid Biomes Topic Test. Females are larger than the males. a. storing water d. Jackrabbits are actually hares, not rabbits.