What animals have a backbone?
snails mammals Birds humans camels invertebrates bats Snakes
A B C D E F G H
Birds are a class of the chordates or vertebrate phylum.
Birds have backbones
What animals have a backbone? (A) snails (B) mammals (C) Birds (D) humans (E) camels (F) invertebrates (G) bats (H) Snakes