| Amino acids are suspected to be primary olfactory attractants for many marine crustaceans. |
| The diet of Atlantic wreckfish consists mainly of large ocean cephalopods, crustaceans, and other bottom-dwelling fishes. |
| A platypus feeds primarily on aquatic crustaceans, insect larvae, and some plants. |
| Eumalacostraca is the group that contains most of the animals the general public recognize as crustaceans, such as shrimp, crabs, lobsters. |
| Small edible crabs cling to cracks in the rock, but it seems too exposed for larger crustaceans such as lobsters. |
| Smooth-coated otters are omnivorous and will eat insects, earthworms, crustaceans, frogs, water rats, turtles, large birds, and fish. |
