Barn Swallows have adapted to nesting near people, and build their cup-shaped mud nests in barns or garages, or on protected ledges, often near each other. The good news? These twittery, flittery birds love to eat the insects that humans consider pesky. Imagine: 60 insects per hour, a…

When a Sage Thrasher, perched on a clump of sagebrush, tips its head back to sing, the notes rush forth. They often sing non-stop for at least two minutes. In stark comparison, the song of this Brewer’s Blackbird lasts barely a second. And the Henslow’s Sparrow values brevity even more…

Brooklyn’s Prospect Park covers more than 500 acres — many of them covered in trees. One bird species that calls the park home is the strikingly beautiful Blue Jay, which nests, forages, and roosts in trees. In the eastern US, you can invite Blue Jays into a small yard with just a decent…

The Bee Hummingbird, found only in Cuba, is the smallest bird in the world. An absolute miniature, even among hummingbirds, it measures only two and a quarter inches long. Often mistaken for bees, they weigh less than a dime. The female builds a nest barely an inch across, and lays eggs…

Imagine this Black-capped Chickadee flying toward its nest, carrying fresh insects for its chicks. A moment later, it emerges with a tiny white pouch in its bill. The chickadee drops the object into the vegetation below. That outgoing payload is a fecal sac, a remarkable adaptation found…

Heidi Hoelting, a musician, listens carefully to the songs of birds. In her piano studio at her home in the woods, she wrote down several variations of the different sounds a Song Sparrow makes. In this BirdNote, Nancy Rumbel plays some of those variations on a bamboo whistle. Listen to…

This Great Horned Owlet - about 2-1/2 months old and already as big as its parents - is quite well feathered, although its underparts remain downy. Its wing and tail feathers are developing nicely, and it has begun to make short flights. By mid-May, the owlet still relies almost entirely…

The most distinctive characteristic of the California Quail is the black, forward-facing topknot that juts out from its forehead like a small flag. The California Quail – the state bird of California – builds its nest right on the ground. Almost immediately after hatching, the precocial…

Hummingbirds need to consume five times their body weight each day. This Rufous Hummingbird of the West is looking for flowering plants to quench that mighty thirst on its spring migration. A feeder would work, too. Put a hummingbird feeder up in your yard, and see who turns up!