Question

What is the difference between homoiothermous and poikilothermous?

Answer 1

Homoiothermous: The animals that maintain their body temperature irrespective of the environmental changes are called homoiothermous or homoiothermic animals.

Poikilothermous: The poikilothermous or poikilothermic animals are those which regulate their body temperature according to environmental changes.

Homoiothermic animals	Poikilothermic animals
Homoiothermous creatures can keep a steady internal temperature irrespective of external environmental conditions.	Poikilothermous animal is a creature whose internal temperature changes greatly with changes in the external environment.
Homothermic animals are also known as warm-blooded animals.	Cold-blooded animals are poikilotherms.
Example: Mammals, birds, bats, and rabbits.	Example: Invertebrates, fishes, amphibians, and reptiles.