If all the sea otters disappeared from an island, their major diet of sea urchins, shrimps and clubs would begin to increase. If sea urchins increased, their major diet of seaweeds would decrease, and fish that live in the seaweeds would also decrease. Thus, changes the state in the sea.
If all the sea otters disappeared from an island, their major diet of sea urchins, shrimps and clubs would begin to increase. If sea urchins increased, their major diet of seaweeds would decrease, and fish that live in the seaweeds would also decrease. Thus, changes the state in the sea.