Game Commission biologists climb down a cliff face to put identifylng bands on baby peregrines. Nearly wiped out by exposure to the pesticide DDT in the mid-20th century, the peregrine--fastest bird on Earth--are starting to make a comeback in cities, where tall buildings mimic their natural cliffside nest sites. Now, in Pennsylvania, the birds are slowly starting to populate cliffs as well.
Stories: PA Radio Expedition: Peregrine Falcons
By CYNTHIA BERGER • May 22, 2009