Octopus
the most common defense mechanism that a penguin will use is P.E.T.A.
terrortorial aggression
The hedgehog and the porcupine.
The animal that can shoot quills as a defense mechanism is the porcupine.
They swim very quickly. But, otherwise, they don't have a defensive mechanism. Whales just scoop 'em up.
The animal that puts its head in the sand as a defense mechanism is the ostrich.
False
The platypus is a shy and solitary animal which only defends itself, never initiating an attack.
mitosis
This animal is called a skunk. It is a mammal with a very foul odor to prevent attack from predators. There is also the badger, a burrowing animal with long front claws that defends itself when provoked, rather than using a repellant like the skunk.
"camouflage"
Wind, water, animal, and mechanical