http://coolcosmos.ipac.caltech.edu/image_galleries/ir_zoo/coldwarm.html

These thermal infrared images of warm-blooded animals, show how birds and ... Cold-blooded creatures take on the temperature of their surroundings. ... active, seek food, and defend themselves in a wide range of outdoor temperatures.

https://www.acs.org/content/acs/en/education/resources/highschool/chemmatters/past-issues/archive-2013-2014/animal-survival-in-extreme-temperatures.html

Most other mammals range from 97 °F to 103 °F; birds have an average body ... Cold-blooded animals do not maintain a constant body temperature. They get ...

https://tpwd.texas.gov/publications/nonpwdpubs/young_naturalist/animals/warm_and_cold_blooded_animals/

Young Naturalist, Warm- and Cold-Blooded Animals. ... Normal temperatures for mammals range from 97° F to 104° F. Most birds have a normal temperature ...

https://www.britannica.com/science/cold-bloodedness

Cold-bloodedness, also called Poikilothermy, Ectothermy, or Heterothermy, the ... For cold-blooded animals living in the arctic seas, temperatures may range ...

https://en.wikipedia.org/wiki/Cold-blooded

Cold-blooded is an informal term for one or more of a group of characteristics that determine an animal's thermophysiology. These include: Ectothermy, controlling body temperature through external processes, such ... in the sun; Poikilothermy, the ability of an organism to function over a wide internal temperature range ...

https://evolutionnews.org/2016/04/understanding_t/

Apr 30, 2016 ... Studies indicate that this temperature range is the one in which the enzyme ... better in a wider temperature range than cold-blooded animals.

http://www.sheppardsoftware.com/content/animals/kidscorner/classification/kc_classification_blood.htm

Whether it is sunny and hot outside or there is a snowstorm and it is very cold, warm-blooded animals have body temperatures that usually stay the same.

http://www.indiana.edu/~nimsmsf/P416/Powerpoint/TemperaturePART1.pdf

Few species can survive entire range. Terminology of Thermal Biology. • Various terms used to describe thermal biology of animals: 1. Cold-blooded vs. Warm- ...

https://www.newworldencyclopedia.org/entry/Cold-blooded

Many homeothermic, or warm-blooded, animals also ... Their body temperature may also decrease when they float ...

http://www.anapsid.org/pdf/ectotherms.pdf

To change their body temperature, cold-blooded animals move to different places in their habitat. ... All animals have a temperature range that they prefer.