what are endothermic tetrapod vertebrates?
mammals clouds humans penguins jellyfish warm-blooded fur and fat animals
A B C D E F G H
Penguins are a type of birds.
penguins are endothermic tetrapod vertebrates
what are endothermic tetrapod vertebrates? (A) mammals (B) clouds (C) humans (D) penguins (E) jellyfish (F) warm-blooded (G) fur and fat (H) animals