Owl pellets aren't poop, and they're not vomit either. Here's how to tell a pellet from a dropping, what's actually inside ...

Shadowing a single satellite-tagged bird from Alaska to Patagonia, the duo aims to raise awareness about the imperiled species while mapping crucial stopover sites along the way.

Related to the Painted Redstart but not quite as showy, the Slate-throated Redstart is very widespread in the American ...

The Altamira Oriole is common in northeastern Mexico, but was not found in our area until 1939. It has since become common year-round in native woods of far southern Texas. It may go unseen at times ...

Of the various thrashers in the southwestern deserts, the Curve-billed Thrasher is the most familiar and most often seen. It makes itself more conspicuous than the rest, dashing about in the open, ...

The Sharp-tailed Grouse is typical of regions that have open grassland mixed with groves of trees or shrubs. Closely related to the Greater Prairie-Chicken and Lesser Prairie-Chicken, it is found ...

A big nightbird, haunting woods of the far north and certain high mountains of the west. Its great size is partly illusion: it has very thick fluffy plumage, and its body size is smaller than it would ...

Very similar to the famous Atlantic Puffin, but with different bill colors and a longer fleshy 'horn' above each eye. The Horned Puffin is found mainly on islands around the coastline of Alaska, where ...

Cowboys sometimes called these owls 'howdy birds,' because they seemed to nod in greeting from the entrances to their burrows in prairie-dog towns. Colorful fiction once held that owls, prairie-dogs, ...

The sharp whistled call of the Black Phoebe is a typical sound along creeks and ponds in the southwest. The birder who explores such areas is likely to see the bird perched low over the water, slowly ...

The Northern Fulmar is patterned somewhat like a gull but very different in flight behavior. A Northern Fulmar flies fast with quick wingbeats and stiff-winged glides, wheeling effortlessly in strong ...

This small crow has a very limited range in the dry country of northeastern Mexico. In the United States the Tamaulipas Crow has occurred mostly as a winter visitor to southernmost Texas, mainly ...