Also discuss how animals and brids helpful for the
environment?

Animals and birds are helpful and all have important roles in the environment and ecosystem.

Explanation:

Animal and birds are the some help to the natural  cycle by the other in carbon, nitrogen and decomposition, and animals even play in a role ecosystem .

Animal and birds that are provide to make ecosystem work on help negative impacts on the globe and issues as global warming.

DOGS:- dogs are men best friends and provides other services, and can eat be trained to perform various task, dogs are services is special unit of police.

SEA lions :- they can be trained by the under the sea, can be gone  specially monitoring salinity.

Birds are eat bug  and lots of bugs  and they help maintain nature balance,grow into new plants and trees.

birds are an extensive role in controlling populations and without effects of toxic.

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