These belong to the class of creature that were the first true tetrapods:
millipede crabs four limbs bullfrogs gastropod a fish warm-blooded insects
A B C D E F G H
Bullfrogs eat other amphibians.
Bullfrogs are of the class of creatures that were the first true tetrapods.
These belong to the class of creature that were the first true tetrapods: (A) millipede (B) crabs (C) four limbs (D) bullfrogs (E) gastropod (F) a fish (G) warm-blooded (H) insects