500
Define vertebrate and invertebrate.
Give an example of each.
A vertebrate is an animal with a backbone.
example: all mammals such as dogs, cats, wolves, lions, deer, squirrels, guinea pigs, etc.
An invertebrate is an animal without a backbone.
example: all insects such as ants, bees, wasps, termites, flies grasshoppers,beetles, butterflies, moths, spiders, scorpions, worms, lobster, crabs, barnacles, shrimp, jellyfish, etc.