Symbiosis

Mutualism

Mutualism

When both animals benefit

Commensalism

When one animal benefits and the other is not affected

Parasitism

When one animal benefit and the other one is harmed

Predation

When one animal eats another for food

Competition

When two organisms compete for a limited resource

Predator

The animal that eats or hunts other animals

Prey

The animal that is hunted or eaten

Symbiosis

A relationship between animals

Predation

A relationship where one animal (predator) hunts and kills other animals (prey) for food.

Population

The number of one kind of species in an ecosystem.

Community

All the different species in an ecosystem that live and interact with each other.

4 needs of all animals

Food, Water, Shelter, Space

Limiting Factor

Anything that limits the amount of animals that can live in an ecosystem

Herbivore

Eats only plants

Carnivore

Eats only animals

Omnivore

Eats both plants and animals

Consumer

Must eat other plants and/or animals for food

Producer

Makes own food

Photosynthesis

The process by which plants make their own food

The fungus known as "chicken of the woods" grows on trees. The fungus breaks down the tree and gets its nutrients that
way. The tree decays, gets weak, and becomes very vulnerable to extreme weather

Parasitism

Oxpeckers are a small bird commonly found on rhinoceroses. The oxpecker feeds on the parasites that cover the
rhinoceroses' skin. The bird gets a meal and the rhinoceros is relieved of the harmful parasites

Mutualism

Cows stir up bugs from the ground for birds to eat. The cows are not impacted.

Commensalism