Structures of Life: The Crayfish

A habitat is...

• the actions of an animal in response to its environment
• any structure or behavior of an organism that allows it to survive in its environment
• where an organism naturally lives
• part of an animal's habitat that it defends against others

A behavior is...

• the actions of an animal in response to its environment
• any structure or behavior of an organism that allows it to survive in its environment
• where an organism naturally lives
• part of an animal's habitat that it defends against others

A territory is...

• the actions of an animal in response to its environment
• any structure or behavior of an organism that allows it to survive in its environment
• where an organism naturally lives
• part of an animal's habitat that it defends against others

An adaptation is...

• the actions of an animal in response to its environment
• any structure or behavior of an organism that allows it to survive in its environment
• where an organism naturally lives
• part of an animal's habitat that it defends against others

A crustacean is...

• a hard outer covering that supports and protects
• an opening in which food is taken in
• an aquatic animal that has flexible shells, jointed legs, and two pairs of antennae
• a fresh water animal that has a hard shell and prominent pincers

A crayfish is...

• a hard outer covering that supports and protects
• an opening in which food is taken in
• an aquatic animal that has flexible shells, jointed legs, and two pairs of antennae
• a fresh water animal that has a hard shell and prominent pincers

An exoskeleton is...

• a hard outer covering that supports and protects
• an opening in which food is taken in
• an aquatic animal that has flexible shells, jointed legs, and two pairs of antennae
• a fresh water animal that has a hard shell and prominent pincers

A mouth is...

• a hard outer covering that supports and protects
• an opening in which food is taken in
• an aquatic animal that has flexible shells, jointed legs, and two pairs of antennae
• a fresh water animal that has a hard shell and prominent pincers

Eyes are...

• the last segment in the abdomen
• the belly
• a hard outer shell that covers the main part of the crayfish
• a pair of organs used to see objects

A carapace is...

• the last segment in the abdomen
• the belly
• a hard outer shell that covers the main part of the crayfish
• a pair of organs used to see objects