Instead of teeth, octopuses have sharp beaks. They use them to break open things like clam and lobster shells so that they can tear out and eat the yummy insides.

Does an octopus or squid have a beak?

The only hard part on a an octopus body is its beak, which is made of chitin. This beak is used to eat prey. In a squid, the main body mass is enclosed in the mantle, which has two swimming fins along each side.

Does an octopus have a mouth?

The octopus' mouth is in the center of its tentacles. It has a sharp beak on its mouth that it uses to crack shells. ... Because it has no shell, an octopus can squeeze into very small spaces. Octopus live alone and, like the squid, some species can shoot ink and change colors.