English, asked by alishaapanwar157, 1 year ago

importance of birds in our environment

Answers

Answered by rudraverma86pdmdpg
3
As with other native organisms, birds help maintain sustainable population levels of their prey and predator species and, after death, provide food for scavengers and decomposers. Many birds are important in plant reproduction through their services as pollinators or seed dispersers.

However, in some cases we can examine change in the habitat without instruments because studying the presence and behavior of birds can inform us about changing ecosystems. Any living organism that is used in such a manner to measure environmental conditions is called an indicator species.

Birds reduced insect pests in conventional alfalfa by over 33%, according to a new study published in Agriculture, Ecosystems & Environment. Habitat is key: the reduction of pests occurs where crops are near habitat.
Birds keep farmers in business. They protect our drinking water by preventing erosion. They slow the spread of disease. 

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