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the like to eat clams
Blood vessels & heart, not sure fo the rest
Usually octopuses eat crabs, clams and some other fishes too.
No oysters do not have a closed circulatory system. They have something known as a open circulatory system. They are similar to that of fish. They have something similar to that of the gills in fish so that they are able to function in the aquatic environment. The closed circulatory systems, are usually in the terrestrial animals such as mammals, birds etc.
Snails, slugs, octopuses, squids, clams, mussels, and oysters.
clams use gills to take oxegen out of H2O so their heart can carry on with the circulatory system.
Both Clams and Octopuses are Mollusks. Clams are under the subphylum Bivalves, and octopuses are cephalopods. Lobsters on the other hand, are not Mollusks. They are crustaceans. Also, an obvious difference is the lobsters exoskeleton.
Octopo et mainly shellfish, like lobster sometimes, clams, and crab.
Snails, clams, oysters, mussels, octopuses, and squid. Limpet, slug, nudibrank, nautalus, scuttlefish, tusk shell,
The organs of clams are located inside the shell (of course) and under the mantle, which is a protective membrane that coats the inside of the shell. When I disected clams in Biology, we opened them up, peeled back the mantle and there were all the organs.
Octopuses live on the bottom of the ocean. They eat by pulling small animals into their mouth with their tentacles. They eat clams, fish, and clams. They paralyze it by injecting it with ink and then tear it into pieces.
There are three types of mussels: Gastropoda(snails and slugs) bivalve(oysters and clams) and Cephalopoda(octopuses and squid). All are in the same phylum, so technically they're all related.