Mysterious falcon decline: American Kestrel juveniles thrive amid population drop
North America's smallest falcon, the American Kestrel (Falco sparverius), has declined across the continent since the 1970s, ...
Earth.com1 天
Falcon survival rates surprise scientists amid their decline
Fledgling kestrels in show unexpectedly high survival. Adults face more danger, especially in winter, with most deaths caused ...
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9 Birds With the Best Makeup Looks
From the perfect "smoky eye," to bold red "lipstick," admire — and occasionally chuckle — at these birds' unique coloring.
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Female Kestrel with Transmitter (IMAGE)
A female American Kestrel nestling with its recently attached VHF back-pack style transmitter in the Virginia Piedmont study area. Feathers cover all but the antenna.
EurekAlert!2 天
Male Kestrel with Transmitter (IMAGE)
A male American Kestrel nestling with its recently attached VHF back-pack style transmitter n the Virginia Piedmont study area. Feathers cover all but the antenna.