American kestrels are common in Minnesota. However, the continental population is declining by 1.41% annually. The population ...

North America's smallest falcon, the American Kestrel (Falco sparverius), has declined across the continent since the 1970s, yet the causes continue to stump raptor biologists. A new study published ...

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. Credit: Joseph Kolowski ...