Crayfish Vocabulary

Match the word and definition.

• crayfish

• where an organism naturally lives

• exoskeleton

• A freshwater animal that has a hard shell and prominent pincers.

• habitat

• Main body shell of crustaceans

• molting

• The process by which crayfish shed their outer shells in order to grow.

Match the word and definition.

• life cycle

• The hard outer covering of some animals that supports and protects them.

• carapace

• Small leg-like structures under the crayfish tail.

• pincers

• Big jointed leg-like structures in the front of the crayfish.

• swimmerets

• The sequence of changes undergone by an organism as it develops from its earliest stage to the same stage in the next generation.

Match the word and definition

• bristles

• A class of mostly aquatic animals with hard flexible shells, jointed legs, and two pairs of antennae.

• antennae

• The short hairs on the crayfish that help them sense things in the environment.

• crustacean

• The feelers on a crayfish

• environment

• The things both living and non-living, that surround a living thing.