Meet the Crayfish Vocabulary

Place where an organism lives

• environment/habitat
• territory
• crustacean
• pincers

Class of aquatic animals that have a hard, flexible shells, jointed legs, and two sets of antennae

• environment/habitat
• territory
• crustacean
• pincers

The process of a crayfish sliding out of its old, hard shell so that it can expand and grow before a new shell becomes hard again to protect it

• molting
• crustacean
• carapace
• food chain

The crayfish use these for sensing and protection

• bristles
• egg pore
• swimmerettes
• crustaceans

Used for catching and tearing food, holding, and defending

• pincers
• carnivore
• carapace
• swimmerettes

These help crayfish to sense (smell/feel)  their environment

• carapace
• egg pore
• antenne
• walking leg

Only females have one of these; eggs come out of these

• egg pore
• walking leg
• bristles
• antenna 

Used to determine the gender of the crayfish; males have shorter and females have longer ones for holding their eggs

• swimmerets
• walking legs
• pincers
• antenna 

A structure of behavior of an organism that may improve its chances of survival

• crustacean
• carapace
• adaptation
• food chain

Things that organisms do; for example; crayfish eat, fight, and raise their pincers when they are threatened

• behaviors
• territory
• swimmerets
• carapace