Protect the birds and we protect the Earth.
Ruby-throated Hummingbird. Photo: Mitzi Gellman/Audubon Photography Awards
In a new report, experts ruled out a range of causes, but they still recommend taking down feeders until the source of the disease is identified.
Thousands of people entered photographs and—for the first time— videos in this year’s contest. The finest images showed birdlife at its most tranquil, clever, and powerful.