Which of the following is an advantage to ectothermy versus endothermy?

Question

Ectothermic animals can inhabit a wider range of habitats.

Ectothermic animals require less food.

Ectothermic animals can live in the water and endothermic animals cannot.

Ectothermic animals can develop larger brains.

Answer 1

Require less food because they rely on the environment to maintain their temperature and don't usually need to eat as often so they will expend less energy in the search for food.