endotherm

endotherm

CEFR: C1-C2 /en-dotherm/ [ic..eh2.n.d.ow0.th.er1.m.ih0.k]

Definition: An animal that is dependent on or capable of the internal generation of heat.

Example Sentences:
A small endotherm must maintain a steady internal temperature and has a considerabe demand for respiratory oxygen.
Birds are endotherms and maintain high body temperatures.
Endotherms are animals that maintain a constant body temperature even when environmental temperatures fluctuate. In contrast, the environment regulates the body temperature of ectotherms and thus their metabolic rate tends to be lower than the metabolic rates of endotherms, which must maintain a high, constant body temperature.