Jackrabbits, known for their speed and agility, can reach impressive velocities of up to 64. Kit Fox and Human Interaction. Here in the desert near Tucson, rainfall averages only 12 inches (30 centimeters) a year. Water Intake. This is why certain animals that live in particularly hot environments have bigger ears than their counterparts in cooler environments. Asked 10/1/2020 7:40:48 PM. 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. hot during the day and cold at. With long ears and powerful hind legs, these small mammals are known for their agility and speed. storing water d. |Score 1|zpaasoyd|Points 105| Log in for more information. The ears along with the tail are tipped with black fur. shrubs. Question. Jackrabbits’ large ears are an adaptation for _____. hunting prey b. storing water d. Their ears are an adaptation to deal with heat in the desert. This may result in a reduction in. The ears also help them disperse heat. A crepuscular schedule is an. Apart from hearing, their ears help in regulating. They have a big appetite and can eat one pound of food in a day. Many aspects of a rabbit’s body have helped them to become an excellent survival species. The hearing range of rabbits is, on average, between 96Hz-49,000Hz, and these sounds can be detected from up to 1. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. One of the most distinctive characteristics of jackrabbits is their large ears. Their ears also play an integral role in helping the rabbit to regulate their body temperature, preventing heat stroke and hypothermia. The name jackrabbit was derived from the initial appellation “jackass rabbits,” referring to their enormous ears. Its fur is buff-colored to blend in with the arid environment. 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). Rock pocket mice live in deserts. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will when the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will dilate the blood vessels in their large ears to transfer more body heat to the environment. The black-tailed jackrabbit ( Lepus californicus ), also known as the American desert hare, is a common hare of the western United States and Mexico, where it is found at elevations from sea level up to 10,000 ft (3,000 m). The genus includes the largest lagomorphs. Estivation. enhanced hearing c. When air temperature exceeds their body temperature, jackrabbits living in hot, arid lands will A) dilate the blood vessels in their large ears. мени. B) an external respiratory surface, a small body size, and a two-cell-layered body. 3 times the length of its head. Chapter 40. Asked 10/14/2020 1:49:38 AM. Their large ears are very efficient radiators of heat. User: Jackrabbits’ large ears are an adaptation for _____. 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. They have huge ears that regulate their body heat by increasing/decreasing the blood flow through their ears. The ears are long and brown with black tips. Jackrabbits large ears are an adaptation for _____. Kit foxes are prey for other carnivores such as coyotes (Canis latrans) and bobcats . Appearance. Adaptations. hunting prey b. Jackrabbits large ears are an adaptation for - dissipating heat. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. User: Jackrabbits’ large ears are an adaptation for _____. Question. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. This photo is of a Black-Tailed Jackrabbit – photographed in southern Texas. An animal's color also plays a role in keeping cool. hunting prey b. B) constrict the blood vessels in their large ears. The size of the ears are an evolutionary adaptation. 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. Behavioral. a. Jackrabbit Adaptations. 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. Fifteen jackrabbits eat as much food as a large grazing cow in one day. hunting prey b. a. storing water d. Jackrabbits can control the amount of blood that flows through their ears by widening their blood vessels in response. Question: Desert, you often see jackrabbits. Jackrabbits are herbivores able to thrive on some of the most defended and unappealing plants around them. storing water d. dissipating heat. carrying riders d. A) leaves that are covered with tiny, sharp spines. dissipating heat Jackrabbits large ears are an adaptation for: D. Their color and shape vary by species, but generally they are tan, grey, silver, brown, or black. “Many desert animals have large ears, and the jack rabbit is no exception. (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. dissipating heat. Despite not being mentioned in the given text, Aardvarks are interesting animals with big ears and unique. 1. The California quail is a small, plump game bird with short wings that can be found in the chaparral regions of California. The Jack Rabbit’s large ears provide an expansive area of exposed skin loaded with blood vessels. This allows heat to escape into the air around the jackrabbit, cooling it off in the process. The fur on their feet provides insulation from the heat on the sand. What separates hares from rabbits are factors such as the body, ears, legs, and their young. dissipating heat. The ears are long and brown with black tips. Jackrabbits’ large ears are an adaptation for a. The large ears act as an air-conditioner. 1 week ago. 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. Also, they can survive without a supply of drinking water. Adaptations. storing water d. e. For example, jackrabbits have large ears with an extensive network of blood vessels that allow rapid heat loss. hunting prey b. hunting prey b. a. Such traits are called exaptations. |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. dissipating heat. A) dilate the blood vessels in their large ears to transfer more body heat to the environment. $11 111 Jackrabbits' large ears are an adaptation for a. Answer: It is the adaptation to the limiting factor temperature. 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 _____. The black-tailed jackrabbits (Lepus californicus) most identifying feature is its huge ears. Updated 201 days ago|3/28/2023 2:01:13 PM. The Antelope jackrabbit’s ears are not only used for hearing, but also to regulate and reduce body heat for survival during hot conditions. They have powerful hind legs that can propel them on leaps of more than 10 feet (3 meters) . behavioral adaptation. Adaptations that develop in response to one challenge sometimes help with or become co-opted for another. Well, in the desert you don't want to conserve heat. B) constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. hunting prey b. andrewpallarca|Points 32148| Log in for more information. , white fur with black tips; Seton, 1953; Best, 1996), we speculate that ear flashing is an. Expert answered|jerry06|Points 85414| Log in for more information. swinging, climbing, flying. In the winter, they don’t hibernate, and mainly eat shrubs. This adaptation is essential for evading predators like foxes and wolves, which have been known to include rabbits and hares in their diet. Each ear can move independently to detect sounds. storing water d. storing water d. Eastern cottontails are found throughout much of Eastern and Central Texas, if not most of the state. enhanced hearing c. 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. Jackrabbits’ large ears are an adaptation for _____. storing water d. It has long slender front legs and large hind feet that can be 5 inches in length. dissipating heat Jackrabbits’ large ears are an adaptation for dissipating heat. They are also a mechanism to dissipate heat in warm climates. Description. In fact, no other reason has been given for the conspicuous ear coloration in this species. This keeps the animal from overheating. A jackrabbit's ears do a good job of hearing, but they also. Julieta Chiara is a sex blogger and kink coach. a. constrict the blood vessels in their large ears to reduce transfer of external heat to the blood in their ears. The largest species of jackrabbit is the white-tailed jackrabbit. Question. Large ears help cool an animal only if he needs it — that is, if the animal lives in a warm environment. Asked 10/26/2020 7:27:46 PM. dissipating heat. The jackrabbit's large ears serve an important purpose in its survival. The African savanna species can reach heights of up to 13 feet at the shoulder, which makes for very large ears. They have large eyes that are high on their head and placed toward the side. hunting prey b. The fur of this animal features a combination of colors, namely gray and brown. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. dilate the blood vessels in their large ears. Jackrabbits use their big ears to cool their body temperature in hot weather. Males always have horns, but in some. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. only at night d. Large ears help to regulate body temperature by releasing excess heat, which is especially important in the hot, open grasslands. Biology questions and answers. Its relatively long tail has a black stripe, and its long brown ears have black tips. A black-tailed jackrabbit can grow up to 24 inches (61 cm) in length, weigh as much as 8 lbs. storing water d. They lessen blood flow through the ears during chilly nights, keeping the body. storing water d. User: Jackrabbits’ large ears are an adaptation for _____. These help them hop at a very fast rate. Hares are born with fur and are larger than rabbits. enhanced hearing c. One is that they eat their own feces. B) to alter the rate of gas exchange, based on the adjustable radius of the ears' blood vessels. They have large eyes that are localized to the side, high on their heads. However, rabbits have an interesting adaptation that helps them to stay cool: big ears. like large rabbits with longer legs, ears, and faces. Jackrabbits have evolved to have large ears to aid in thermoregulation and predator detection. dissipating heat Weegy: Jackrabbits large ears are an adaptation for - dissipating heat. This is an examp,e of a ________ adaptation. kg lbs. enhanced hearing c. Ears. Their ears are an adaptation to deal with heat in the desert. Feathers were probably first adaptations for tactile sense or regulating temperature. The large ears of this hare help it to lose heat and thereby cool its body temperature. 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. Jackrabbits large ears are an adaptation for _____. For example, desert foxes have large ears for heat radiation, while Arctic foxes have small ears to retain body. Jackrabbits have a set of adaptations that suit them to arid and semiarid. In the summer they eat mostly green plants and flowers that are high in water content, so they do not require much water. Jackrabbits have a unique digestion process aided by their appendix, which acts as a pre-digesting chamber. The more surface over which air can flow, the moreThe most remarkable of the jackrabbits’ desert adaptations is the structure of their large ears. coastal desert c. dissipating heat. The large ears radiate heat, allowing for self-thermoregulation. |Score 1|zpaasoyd|Points 105| Log in for more information. Jackrabbits can regulate their body heat by increasing or decreasing the blood flow through their ears. among the largest hares and have shorter ears and legs than do desert hares (called jackrabbits). The highest priorities for any desert dweller are to survive the heat and lack of water. dissipating heat. in. storing water d. They have very large ears, which help them to stay cool, and strong hind legs that help them escape predators. This hare is up to two feet long and can weigh three to eight pounds. Jackrabbits large ears are an adaptation for dissipating heat. Jackrabbits large ears are an adaptation for dissipating heat. The Jackrabbit’s Adaptations To Desert Life. You hypothesize that smaller ears are a local adaptation to the higher elevation environment, and you want to test whetherChapter 40. The white-tailed jackrabbit is 18-22 inches long and. Jack rabbits are a common sight in Arizona and the Southwest. User: Jackrabbits ears are an adaptation for Weegy: Jackrabbits ears are an adaptation for desert adaptations is the structure of their large ears. storing water d. e. dissipating heat Jackrabbits large ears are an adaptation for: D. This is why certain animals that live in particularly hot environments have bigger ears than their counterparts in cooler environments. Large mammals do not burrow to escape the desert heat. Hares are also precocial, meaning they are born. Jackrabbits’ large ears are an adaptation for _____. And this is because to survive in the chair. Adaptations. MenuUser: Jackrabbits’ large ears are an adaptation for _____. Sandy Valley, the Blue Diamond area, and' the lower elevations of Mount Charleston. 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. They nest in slight depressions called forms, and their young are able to fend for themselves shortly after birth. They use these. enhanced hearing c. 5 to 2 inches (3. 7. Its relatively long tail has a black stripe, and its long brown ears have black tips. Finally, long ears also help rabbits to balance while they are running. Even lemmings are larger and have smaller ears and tails than do most other mouse-like animals. This keeps the animal from overheating. Jackrabbits have evolved to have large ears to aid in thermoregulation and predator detection. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. 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. Black-tailed jackrabbits are distinguished by black tails and ear-tips. For example, jackrabbits have large ears with an extensive network of blood vessels that allow rapid heat loss. Rabbit species typically have shorter ears and legs compared to jackrabbits. Tail is short, black on the upper side and white on the underside. dissipating heat. These long structures are an adaption of jackrabbits to their natural desert habitat, allowing them to cool down their body temperature. Lagomorphs are not as diverse as. The large ears of this hare help it to lose heat and thereby cooling its body temperature. enhanced hearing c. There are a few other features that help. Andrew Smith, emeritus professor in. Jackrabbits. It is one of the largest North American hares. 6 to 10. Learn more about adaptations in black-tailed jackrabbits here:Jackrabbits’ large ears are an adaptation for _____. a. Jackrabbits have extra long hind legs, which. a. Adaptations. In general, hares have longer ears and longer hind feet than rabbits. a. Here in the desert near Tucson, rainfall averages only 12 inches (30 centimeters) a year. Why are jack rabbits ears so big? The most striking feature of all jackrabbits are their long ears. Evolutionary adaptations that help diverse animals directly exchange matter between cells and the environment include. By essentially eating their food twice, they get as much water as possible out of it. Weegy: Jackrabbits' large ears are an adaptation for dissipating heat. A key adaptation is their large ears. 1) When air temperature exceeds their body temperature, jackrabbits living in hot, arid lands. a. a. This could result in. in their roots b. The distribution and abundance of the white-tailed jackrabbit Lepus townsendii have declined significantly since 1950, continuing a trend that began in some regions of its range in the late 1800s. It has been suggested that large ears, with their network of blood vessels. storing water d. Since their ears are full of blood vessels, the heat escapes through the ears, which cools. This. , How do the ears of a jackrabbit help shed heat?, When is the size of the jackrabbits ears a liability? and more. Most. 8 inches long. The tail has a black stripe above. 83 lb. As air flows over the blood vessels near the skin surface, heat from the elephant’s ears is transferred to the atmosphere, releasing heat and cooling the elephant’s body. 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. An adolescent black-tailed jackrabbit in the Mojave Desert, California. There is a light colored ring around the eye. 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. enhanced hearing c. A jackrabbit has large ears with a high density of blood vessels to release body heat. Andrew. in their spines c. storing water d. 1 week ago. Rabbits and humans both have three main sections to our ears: the. storing water d. The skin of those ears is thin and full of blood vessels. storing water d. C) leaves that contain a chemical that is poisonous to animals. They lessen blood flow through the ears during chilly nights,. Mule Deer. The ears also apparently help to dissipate excess body heat to keep the animal cool. The jackrabbits have large sized ears which are meant for the purpose of thermoregulation. Asked 10/14/2020 1:49:38 AM. hunting prey b. A. How are jackrabbits adapted to life in the shrub-steppe? During hot summer days, jackrabbits sit in the shade with their ears flattened against their backs. ” If the outside air temperature is below 86 degrees, the jackrabbit can shed all excess body heat through its ears. a. Key Takeaways: Jackrabbits have a varied diet of plants and grasses. While rabbits build nests, hares do not, and their young are born well. The most distinctive feature of a jackrabbit is its long, erect ears. Measuring at one-third of their body length, jackrabbit ears serve to help regulate body temperature. storing water d. This allows heat to escape into the air around the jackrabbit, cooling it off in the process. It has distinctive, large, grey ears with black tips which are chestnut brown and white on the inside; and the long, powerful hind legs characteristic of hares. a. hunting prey b. in underground root nodules Weegy: When the Barrel and Saguaro cacti absorb moisture they store it in the flesh of their barrelsWhat is the primary function of the extremely large ears on jackrabbits? Their ears are an adaptation to deal with heat in the desert. Updated 2/27/2014 11:16:21 AM. Study with Quizlet and memorize flashcards containing terms like Camel humps are an adaptation for _______. Jackrabbits large ears are an adaptation for dissipating heat. If you cup your hands to your ears you can hear the instant improvement of your hearing, and locate sound better as well. 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. The Jackrabbit Is thought to be Named for its Large Ears. The antelope jackrabbit is a large Lepus species. storing water d. By increasing the diameter of its blood vessels, the jackrabbit effectively increases the surface area over which heat exchange can occur. enhanced hearing c. Ubiquitous across most of North America, these jackrabbits are a vital piece of the ecosystem that many people don’t appreciate enough. a. Yes, the large ears act as radiators to rid the body of heat. Jackrabbits large ears are an adaptation for _____. 5-24. The Black-tailed jackrabbit ( Lepus californicus) is a common hare of the western United States and Mexico. Jackrabbits are famous for their disproportionately large ears, which happen to be their trick for staying cool. 2) If thermoregulation is considered to be a secondary function of the large ears of jackrabbits, then the primary function of the ears is A) to optimize nutrient intake through the thin, permeable surfaces on the ears. What is a behavioral adaptation of a jackrabbit? Adaptations. The large ears of this hare help it to lose heat and thereby cooling its body temperature. E) begin involuntary shivering of their skeletal muscles. They have large eyes. shrubs. The size of the ears are an evolutionary adaptation. “What big ears you have!” - “All the better to hear you with. This is uncommon in most hares, which are found with blackish ear tips. hunting prey b. dissipating heat Jackrabbits’ large ears are an adaptation for dissipating heat. dissipating heat. Guest #9527808. Asked 2/1/2019 7:52:32 PM. dissipating heat Jackrabbits’ large ears are an adaptation for dissipating heat. When temperatures start to rise, jackrabbits can regulate the flow of blood through their ears by dilating their blood vessels. 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. When the temperature of the outside air exceeds their internal body temperature, jackrabbits living in hot, arid lands will. lessening the amount of blood that passes through the ears. The large ears of jackrabbits (see below; yes, they are real) were long hypothesized to be an adaptation to. a. This works because large, thin ears maximize the amount of surface area over a relatively small body mass. Jackrabbits are actually hares, not rabbits. Additionally, they help rabbits to hear predators and other dangers approaching from behind.