Crayfish

What things do crayfish need to survive?

• water, sun, shade

• shelter, water, food

• food, water

Tags

NGSS.MS-LS2-1

When do crayfish molt?

• when they're adults

• when they grow too big for the shell

• when their mom tells them to

Crayfish shed their shells. This is called?

• shedding

• molting

Crayfish live in

• salt water

• fresh water

Crayfish can stay out of water as long as

• they want

• 2 hours

• their gills are wet

Crayfish hunt for food

• in the morning

• in the afternoon

• at night

Crayfish antenna are covered with small hairs, called bristles, to help it

• see in dark water

• chew its food

• sense the environment

Female crayfish have longer swimmerets (under the tail) for

• walking

• swimming

• holding her eggs

When you observe a crayfish eating, raising its pincers when threatened, or swimming backwards when startled, you are observing its

• defense

• properties

• behaviors

Crayfish are crustaceans. Which other creatures below are also crustaceans?

• lobsters

• crabs

• cats

• shrimp