Armadillo
The small shell-building marine animal is a barnacle.
Sea Urchin !
A butterfly is a great example of an invertebrate because it is an insect.
Sounds like a snail, probably.
It's a sea urchin.
A sea shell may contain a dead animal but the shell itself is a protective covering that an animal made to protect itself.
A turtle or a snail have a shell.
An armadillo shell, much like the shell of any other animal that has a shell, makes it harder for predators to harm the animal.
A hard shell animal? Like a crab or snail?
An aquatic animal, such as a mollusk or crustacean, that has a shell or shell-like exoskeleton.
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