8.13B Ecosystem Stability

This is an animal that lives by preying on other animals.

This is an organism which feeds on, but usually does not kill, a larger organism

This is an organism that relies on other organisms for its food and energy supply; heterotroph

This is an organism that supplies matter and energy, also known as an autotroph.

This is an organism that breaks down and gains nutrients from dead organisms.

Grasshopper

Plant

Bird

Owl

Snake

a drastic decrease in rainfall, causing a drought

the poaching of predatory hawks by game hunters

the introduction of a second predator that eats field mice

a parasitic infestation that reduces the cricket population

There would be more food for secondary consumers.

The number of primary consumers would increase.

The number of plants would increase.

The number of secondary consumers would increase.

Rabbit, mountain lion, fox

Grass, grasshopper, frog, snake, hawk

Grass, caterpillar, robin, mountain lion

Tree, deer, mountain lion, fox