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Wednesday, 2 August 2017

How wolves change rivers

How wolves changed the yellow stone national park rivers🐺

Wolves have really changed the behaviour at Yellowstone national park,they brought life there .

wolves kill the coyotes at yellow stone park because coyotes are predators then the wood munching  beavers create dams  then brings other animals to stay . Ducks rats Chicken and others

The wolves chase the deer out which makes more plants grow , because deers eat plants . This makes more animals join the park and brings plants to the park.

Wolves changed the behaviour of the rivers ,theres less arosions and more water. The plants grew and stopped the banks from eroding, then more fishes and animals came back.

The wolves change the  behaviour at yellow stone national park by killing the coyotes and deers, also giving glory the park they killed the coyotes, chased out the deers and changed the rivers.
(Next time you see a wolf be happy)

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