Columbus Audubon

Cold Temperatures Promote Spread of a Bird Pink Eye Pathogen at Winter Feeders

A pathogen for bird pink eye remains viable on bird feeders in winter conditions much longer than in summer conditions without losing any of its severity, according to a recent study. “In colder temperatures, birds essentially have a much longer window of time — up to seven days — to encounter this pathogen on a

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Recent Rarities: Anna’s Hummingbird

Featured photo at top by Alex Eberts. Editor’s note: Wow! Ohio has been graced with a number of avian rarities this autumn and winter. Gerry Brevoort and her husband John were amazed to discover that their passion for growing native plants and feeding hummingbirds would lead them to hosting a state-record male Anna’s Hummingbird. And

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Tales from the CBC: Columbus’ Fickle, Furtive Owls

by Rob Thorn They’re the birds that seem to fascinate everyone. Owls. Perhaps it’s their forward-facing eyes, maybe its their mysterious nocturnal lives, but most folks will stop to look for owls. I used to think that they could never be more than a rare curiosity in Columbus, with the Barred Owl families of Blacklick

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Why Do Birds Make So Many Different Sounds? A New Study Gets at the Underlying Factors

By Elise Mahon Birds make sounds to communicate, whether to find a potential mate, ward off predators, or just sing for pleasure.  But the conditions that contribute to the immense diversity of the sounds they make are not well understood. Researchers at the University of Wisconsin–Madison have conducted the first-ever global study of the factors

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male kirtlands warbler

Drier Winter Habitat Impacts Warblers’ Ability to Survive Migration

A new study from researchers at the Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) shows environmental conditions in migratory birds’ winter homes carry over to affect their ability to survive spring migration and the breeding season.  While scientists have long known that the quality of winter, or non-breeding, habitat influences migratory birds’ migration timing and reproductive

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