Why Peregrines Have Made a Comeback in Cities
Peregrine falcons were nearly wiped out by DDT. Nature blogger Kate St. John explains why this bird, one of the fastest in the world, is likely to be nesting in a city near you.
Bird Files
This Tough, Little Bird Loses Ten Percent of Its Weight Each Night
Black-capped chickadees clamor around bird feeders in the winter. They have a diet that many of us might envy -- they eat all day long, and lose much of it overnight.
Can This Bird Survive Climate Change? The Answer Could be in its DNA
The hope is that understanding the genome of the yellow warbler could help protect other vulnerable species from a rapidly changing climate.
Industry Gets a Pass on Accidental Bird Deaths
The new rule is a reversal of the 100-year-old conservation law that was sometimes used to prosecute industries for accidentally killing or failing to safeguard migratory birds.
Turns Out Birds Like to Eat Local, Too
A new study finds that native plants are better "food hubs" for birds than non-native plants.
Real Sounds of the Eastern Screech Owl
The most common of the seven species of owls that breed in Pennsylvania, the eastern screech owl is rarely seen, sometimes heard, but almost always close-at-hand.
