Question

how a crab with its hard outer cover portects it self from its enemy​

Answer 1

Many animals such as tortoise, turtle, snail, crab have hard outer covering on their body known as shell. This shell protects their soft body parts from injury and also from the attack of the enemies.

Answer 2

Answer:

Crabs have very hard outer covering called as exoskeleton, it can be seen mostly in crustacean family.

Explanation:

Crabs have a structure called as pincers and also the claws, which protect them from attacking. As soon as any animal is ready to attack them they catch hold of them using claws which we generally see in the markets when we go to buy them.