PPT-Octopuses

By David Anderson Cephalopoda Octopus are part of the class cephalopoda which also contains cuttlefish and squid Cephalopoda species do not have a shell unlike their close relatives snails. Bivalves. Their foot excretes tough threads that attach organisms to rocks in order to prevent waves from washing them away. . Mussels and Oysters do this but mussels attach to rock whereas oysters attach to each other and build reef structures. . . In the depths of the sea . Octopuses are graceful, majestic . creatures that dwell in the depths of the sea. They can squeeze into very tight spaces and they have no bones. Why don’t we learn a little bit more about these octopuses? . A report by Adam and . Tautvydas. What is it?. It is an octopus. .. It is an . invertebrate. . This means that it does not have a backbone.. What does it look like?. An octopus has eight arms called . #15 Habitats & FeedingReef octopuses live under ledges or in holes in the coral reef. These nests can often be recognised by the rubble and the remains of their food, including empty shells, found nea Tough Softies!. Kingdom: . Animalia. Phylum: . Mollusca. . (Mollusks). Class: . Bivalvia. . (Bivalves). Class: . Cephalopoda. . (Cephalopods) . Class: . Gastroboda. . (Gastropods). Mollusca. is the second most diverse (second most number of species) phylum in the animal kingdom!. Octopus. A OCTOPUS IS A FISH. IT LIVES IN THE SEA. Animal group. Octopuses live in the sea and in shallow water with rocks.. habitat. Octopuses eat clams, crabs, worms, small fish, and baby sharks..