The chicks, nesting at the University of Illinois Chicago campus, died May 28. The university has hosted peregrines for more ...

Necropsies will be performed on four peregrine falcon chicks that hatched recently on a building at the University of ...

July 24, 2024 Peregrine falcon numbers in Yosemite and across the country plummeted from the 1950s to the 1970s due to DDT poisoning. By 1974, there were only 324 pairs remaining in the United States.

The deadly avian flu killing falcons in other states hasn't hit here, but biologists still worry about Maine's peregrine ...

The number of breeding pairs of peregrine falcons, the world’s fastest animal, has doubled during a 15-year-long collaborative recovery plan involving climbers, the National Park Service and ...

Nesting pairs in New Jersey, for example, went from fewer than five in 1980 to nearly 45 by 2021. Their numbers began ...

Back then, in 1973, only 12 pairs of peregrine falcons perched at nest sites over a 180-mile stretch of river. Ambrose saw that number rise to more than 60 in 2012. The birds’ subsequent rebound ...

The recovery of peregrine falcons was highlighted nationally in ... Thanks to Cade’s foresight and dedication, over 3,000 breeding pairs of peregrines now nest in North America.

The birds amassed fans, as legions of devotees follow along on webcams each spring as falcons progress from hatching to ...