You are given a sentence and your task is to generate another sentence that supports the given input.

A lithium atom has a still heavier nucleus and three electrons.
Lithium has three electrons.

Amphibians Frog and ToadTheme Page Amphibians are vertebrates that spend part of their lives under water (breathing with gills) and the remainder on land (breathing with lungs).
Frogs are amphibians that live part of the time in fresh water and live rest of the time on land.

A heterotroph is an animal that can't make its own food supply, so they have to eat other things, like plants or other animals, to survive.
Animals can not produce their own food making them heterotrophs