The first osprey eggs of the season are expected to start appearing in mid-April. Both the female and male birds will take turns incubating them for the following 35 to 40 days. Once hatched, the ...

In North America’s spring, a bubbly song burbles up from some grassy meadows, the song of the breeding male bobolink. It is a “bubbling, jangling warble with short notes on widely different pitches; ...

Fledgling kestrels in show unexpectedly high survival. Adults face more danger, especially in winter, with most deaths caused ...

North America's smallest falcon, the American Kestrel (Falco sparverius), has declined across the continent since the 1970s, ...

North America’s smallest falcon, the American Kestrel (Falco sparverius), has declined across the continent since the 1970s, ...