Ectotherms definitions

ectotherms

Cold-blooded animals, such as reptiles, fish, and amphibians, whose body temperature is regulated by their behavior or surroundings.
Found on http://www.daviddarling.info/encyclopedia/E/ectotherm.html

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ectotherms

Animals with a variable body temperature that is determined by the environment. Examples: fish, frogs, and reptiles.
Found on https://www.encyclo.co.uk/local/21571

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