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To generate heat, warm-blooded animals convert the food that they eat into energy. They have to eat a lot of food, compared with cold-blooded animals, ... These thermal infrared images of warm-blooded animals, show how birds and mammals maintain body temperatures well above the surrounding, cooler air temperature.
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coolcosmos.ipac.caltech.edu/image_galleries/ir_zoo/cold...
coolcosmos.ipac.caltech.edu/image_galleries/ir_zoo/coldwarm.html
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Brief and Straightforward Guide: Which Animals Hibernate? ... There are examples of both warm and cold-blooded hibernating animals. Even a few fish, amphibian and insect species survive winters through this process. Additionally some animals go through what is called estivation.
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www.wisegeek.com/which-animals-hibernate.htm
www.wisegeek.com/which-animals-hibernate.htm
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Animal Life question: How do hibernating animals avoid starvation and cope with freezing temperatures? Warm Blooded Animals: Hibernating animals build up fat reserves before the big 'sleep'. The fat is ... Cold blooded animals also build fat stores but unlike warm blooded animals they go into a 'dead' state.
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wiki.answers.com/Q/How_do_hibernating_animals_avoid_sta...
wiki.answers.com/Q/How_do_hibernating_animals_avoid_starvation_and_cope_with_freezing_temperatures
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As a means of avoiding environmental stresses, hibernation and estivation are not common devices among warm-blooded animals and they are far less common among birds than among mammals. ... Hibernation also seems to protect animals from radiation. When ground squirrels are irradiated with radioactive cobalt while hibernating,
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www.britannica.com/EBchecked/topic/169514/dormancy/4853...
www.britannica.com/EBchecked/topic/169514/dormancy/48532/Dormancy-hibernation-and-estivation-in-warm-blooded-vertebrates
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Cold blooded animals as the name suggests maintain lower body temperatures. Thus, during winters they adopt a process called 'hibernation' to combat the winter cold. This is an inactive state. During this state, the temperatures of the body...
http://www.blurtit.com/q318484.html
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and a thermometer introduced into the animal indicated the same, showing that warm-blooded animals in hibernating become truly cold blooded animals. If a rabbit's temperature reaches 15° Cent., it will die.
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chestofbooks.com/crafts/scientific-american/sup1/The-Hi...
chestofbooks.com/crafts/scientific-american/sup1/The-Hibernation-Of-Animals-Continued.html
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Other hibernating animals do not experience major changes in temperature, ... There are other animals that hibernate, or become dormant, daily. Many tiny warm-blooded animals have huge energy requirements. It is difficult for some of them to consume enough food to maintain themselves. To conserve energy,
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www.sciencemadesimple.com/animals.html
www.sciencemadesimple.com/animals.html
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Some animals hibernate over the winter, going into a very deep sleep. Hibernating animals usually retreat to a den, a burrow, or a hollow log for protection and shelter. During "true hibernation," the animal's ... ; Turtles; Turtles are cold-blooded animals that have a protective shell. Some turtles go dormant over winter.
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www.enchantedlearning.com/coloring/Hibernate.shtml
www.enchantedlearning.com/coloring/Hibernate.shtml
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Breathing is nearly, and in some animals, entirely suspended, and the temperature of the blood even in the warmer blooded animals, falls so low that how life can be maintained in them is a ... But a few minutes in a warm room will show that they are not only alive, ... Food introduced into the stomach of a hibernating animal,
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www.birdnature.com/feb1899/hibernation.html
www.birdnature.com/feb1899/hibernation.html
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