Example Sentences

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In contrast to ectotherms, which rely on external temperatures to set their body temperatures, poikilotherms are animals with constantly varying internal temperatures.

From Textbooks • Jun. 9, 2022

This isn’t surprising, given that insects are poikilotherms, i.e., coldblooded.

From Washington Post • Feb. 1, 2022

In addition to being ectothermic, reptiles are categorized as poikilotherms, or animals whose body temperatures vary rather than remain stable.

From Textbooks • Jan. 1, 2015