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Description:
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Peregrine [peh·ruh·gruhn] falcons are one of nature’s marvels. Achieving speeds of at least 200 miles per hour in a hunting dive, they’re the world’s fastest birds. They’ve also learned to thrive in cities, making nests high on bridges and buildings.
Decades ago, their numbers were decimated by pesticides, and now they’re in another struggle.
This time, the culprit is avian flu. Peregrines hunt other birds, and along the coasts, those include ducks, geese and other waterfowl — the birds most often infected with avian flu. Ironically, while coastal populations of peregrines are declining, their urban brethren that live on songbirds and pigeons are faring much better.
In fact, New York City, with its 30 nesting pairs, may now have the world’s most concentrated population of peregrine falcons.
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