PhysOrg Posted January 27, 2023 Share Posted January 27, 2023 Birds including swallows and martins—known as aerial insectivores—control insect populations and insect-borne disease and provide hundreds of millions of dollars' worth of pest control for agriculture. But these feathered friends to humanity are declining at an alarming rate, with species in North America declining more than 30% from 1970 to 2017.View the full article Quote Link to comment Share on other sites More sharing options...
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