Rolling into a ball
EDIT:
It has a protective "shell" and most can curl into a ball.
Well,the part that protect the fish is the scales. Because the scales is slippery, if someone holds the fish it will slip out of someones hands. And the other is protection for temperature.
The word protect is a verb. The past tense is protected.
by wings
scales
There shells.
their claws
it covers its self with its shell
ther feet
Its claws and shell
each part is used to protect a fish from danger in its own specific way
it has and hard shellIts tail and its shell
All animals try to protect themselves in one way or another. It is part of being alive.