For the Birds: Studies show conflicting news about barn swallow population — Birds of New England.com

Photo by CHRIS BOSAK Young Barn Swallows look for food from their mother, which is returning to the nest with food. A new study of global bird populations, based mainly on citizen science databases such as eBird, estimates there are around 50 billion wild birds in the world. Four species, according to the study, have […]

For the Birds: Studies show conflicting news about barn swallow population — Birds of New England.com

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