Definitions

Adaptation

A trait that helps a plant, animal, or other living thing deal with a challenge in its environment.

Biodegradable

Capable of being broken down into tiny pieces by living organisms.

Blubber

The thick fat under a mammal’s skin that helps keep it warm.

Camouflage

A color or pattern that helps an animal blend in with its surroundings.

Climate

The general weather conditions that usually occur in an area or ecosystem.

Climate Change

A long-term change in the normal weather of an area or ecosystem.

Competition

When two or more plants or animals require the same limited resource (like food or space).

Coral Polyps

Tiny ocean-dwelling animals with hard outer skeletons that form coral reefs.

Diverse

Very different from each other.

Habitat

The type of environment where a species or group of species usually lives.

Ecosystem

All the living and non-living things that interact with each other in a particular environment.

Estuary

A place where freshwater from a river mixes with saltwater from the ocean, like at the mouth of a river.

Evolve

To change over a long period of time.

Extinction

When a group of plants or animals disappear from the planet forever (go extinct).

Forage

To search for food.

Gills

A body part that helps water-dwelling animals breathe, since they have no lungs.

Migrate

To travel a long distance regularly, usually each year and in a large group.

Native

Living or growing naturally in a particular place.

Organism

Any living thing, such as an animal, plant, fungus, or bacteria.

Poles

The coldest regions on earth: the Arctic Ocean in the North, and Antarctica in the South.

Pollination

Transferring pollen from one flower (or flower part) to another, in order for plants to reproduce.

Predator

An animal that hunts and eats other animals.

Prey

An animal that is hunted and eaten by a predator.

Species

A group of animals, plants or other living things that all share common characteristics and can reproduce with each other.