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. Disclaimer: AAAS and EurekAlert!

Male kestrels, being smaller ... survival of this iconic falcon for future generations. The decline of the American Kestrel is a stark reminder of the challenges faced by wildlife in a rapidly ...

Female kestrels are larger and heavier than the males. Hawk Mountain researcher Mercy Melo holds a nestling American kestrel after banding the bird at the Blue Mountain Eagle Hiking Club's ...

Since October I’ve been checking fields and telephone wires—the best places to look for an American kestrel ... (females are a bit larger than males and are more muted in color).

13—If you're lucky enough to spot an American kestrel swooping over a field or ... females have red on their tail feathers, while the males are more slate blue. Wheeler gently fit a band around ...

North America's smallest falcon, the American Kestrel (Falco sparverius), has declined ... fledgling survival following nest departure for both males and females, or tracked individual kestrels ...

Scientists had noticed worrisome declines in the American kestrel, a small ... A young female and older male fare in the middle. So what about older females with young males?

There has been a very big decline in the American kestrel across the United States, but one man's efforts in the Lehigh Valley are making a difference. Paul's a federally and state licensed bird ...

Unfortunately, the most common falcon, American kestrel, is on a downward slide, although it is still easily the most frequent of Ohio’s falcons. American kestrels are about the size of a blue ...