Spring is one of the best times to hear the song of the Northern Mockingbird. They sing during all seasons, but their songs are more complicated in spring.

One of my favorite signs of spring starting each year is the soft, faintly musical, trilling song of the Dark-eyed Junco.

Look closely at a flock of Mallards this time of year, and you might find a similar species, the American Black Duck.

Each year in late winter and early spring, tens of thousands of Snow Geese pass through our area. Some Ross's Geese are undertaking a similar journey.

Few predators are more dangerous to your backyard birds than the Cooper's Hawk. Their short wings and long tail give them agility to chase down other birds.

The Yellow-bellied Sapsucker is a migratory species of woodpecker that nests across the northernmost third of Pennsylvania.