An animal with a backbone

Which animal (such as Reptiles and Amphibians) cannot regulate their own body temperature? (hint: often called as cold-blooded)

What kind of skeleton does the following animals have?

Spider, cricket and scorpion.

This phylum has a medusa and polyp stage, stinging tentacles, and radial symmetry. What phyla is it?

Identify this animal.

Which phylum includes hookworms, pinworms, and heart worms? They are also known as roundworms, and many are parasites.

Animals with a hard, spiny, outer body covering, and radial symmetry, that live in marine environments are part of which phylum?

Animals that have no backbone, segmented bodies, and bilateral symmetry, that can live in either land or marine environments are part of which phylum?

Animals with soft bodies that are sometimes protected by a shell, but other times are not, and can live either on land or in water are part of which phylum?

Animals that have a backbone belong in which phylum?

Which animal phylum does this organism belong to?

Which organisms are classified in the class Amphibia?

What are the 3 classes of fish?

Class _____ has feathers and hollow bones.