What is a crab shrimp and lobster?

A crab, shrimp, and lobster are all types of crustaceans. Crustaceans are a group of arthropods that have jointed appendages and an external skeleton. They are found in all aquatic environments, from freshwater rivers and lakes to the depths of the ocean.

Crabs, shrimp, and lobsters are all decapods, which means that they have ten legs. They also have two pairs of antennae, a pair of compound eyes, and a mouth with two mandibles and two maxillae.

Crabs have a wide, flat body with five pairs of legs. The front pair of legs is modified into claws, which they use to catch food and defend themselves. Crabs are found in all oceans, and they are the most abundant type of crustacean.

Shrimp have a long, slender body with five pairs of legs. The first pair of legs is modified into antennae, which they use to sense their surroundings. Shrimp are found in all oceans, and they are one of the most important commercial seafood species in the world.

Lobsters have a long, cylindrical body with five pairs of legs. The first pair of legs is modified into powerful claws, which they use to catch food and defend themselves. Lobsters are found in all oceans, and they are considered to be a delicacy.