Question

What does it mean for an animal to be an ectotherm

Answer 1

Ectotherm. biology. Ectotherm, any so-called cold-blooded animal—that is, any animal whose regulation of body temperature depends on external sources, such as sunlight or a heated rock surface. The ectotherms include the fishes, amphibians, reptiles, and invertebrates.

Answer 2

Ectotherm, any so-called cold-blooded animal, any animal whose regulation of body temperature depends on external sources, such as sunlight or a heated rock surface.

Brainliest always accepted! ;)