The tide pools will remain the same, with no noticeable changes.

The number of other species in the tide pools will increase, leading to greater biodiversity.

The tide pools will experience a decline in biodiversity, with some species becoming more dominant.

The tide pools will become uninhabitable for most species, leading to a collapse of the ecosystem.

A species that is the largest in its ecosystem.

A species that has a disproportionately large impact on its ecosystem relative to its abundance.

A species that migrates frequently between different ecosystems.

A species that is at the top of the food chain.

Some species are more abundant than others.

Some species have unique roles that are crucial for the ecosystem's balance.

Some species are larger and more powerful than others.

Some species are more adaptable to changes in the environment.

The elk because they keep the grasses, berries, and trees from over populating.

The grey wolf because they keep the bison and elk from overgrazing.

The grizzly bear because they help beavers remove trees from the forest.

The bison because they help overgraze.

Elk

Grizzly Bear

Grey Wolf

Bison

Fish had cleaner water to live in.

Elk hooves eroded the soil on the riverbanks.

More trees developed roots near the riverbanks.

Elk had cleaner water to drink.