cancrivorous

As a noun terms

is .

As an adjective cancrivorous is

that feeds on crabs and other crustaceans.

As a noun crustacean

is any arthropod of the subphylum crustacea , including lobsters, crabs, shrimp, barnacles and woodlice.

As an adjective cancrivorous is

that feeds on crabs and other crustaceans.

As a noun crab

is a crustacean of the infraorder brachyura, having five pairs of legs, the foremost of which are in the form of claws, and a carapace or crab can be the crab apple or wild apple or crab can be the tree species , native of south america or crab can be short for carabiner.

As a verb crab

is to fish for crabs or crab can be (obsolete) to irritate, make surly or sour.

As an adjective cancrivorous is

that feeds on crabs and other crustaceans.