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An animal that eats only plants

An animal that eats plants and other animals

An animal that eats only other animals

An animal that preys on other living creatures

The change in an insect’s form from birth to adulthood

A place where an animal lives or grows

Very rare and or in danger of dying out completely

A group of plants or animals that are very similar

A change in a plant or animal that makes it better able to live in a particular habitat

The air that surrounds the Earth

A type of rock formed when hot magma or lava cools and becomes hard

A type of rock made from particles that are worn off of other rocks

A type of rock that is changed by heat, pressure or fluids, usually while buried deep below the surface of the Earth

The gradual destruction of something by natural forces such as water, wind or ice

The smallest particle of a substance that can exist by itself and combine to form larger particles

An invisible substance, like air, that has no set shape or form

A substance that is able to flow freely and take the shape of its container

A substance that keeps its size and shape