Bird Encyclopedia

Search and identify 1,000+ birds — with size, habitat, diet, voice, behavior, and the field marks that tell them apart.

Cassin's Sparrow

A plain grassland sparrow of the southern Plains famous for its fluttering nocturnal 'sky dance' flight song.

A rusty-capped sparrow with a bicolored bill and a dark central breast spot, a true winter visitor to much of North America despite its name.

A pale, delicately patterned sparrow with a gray nape and brown-streaked crown, giving its distinctive buzzy insect-like song from prairie shrubs.

A boldly patterned, black-throated sparrow found in the US only in a handful of remote southeastern Arizona canyons.

A striking desert sparrow with a bold black throat framed by crisp white eyebrow and whisker stripes.

A tiny, brightly colored, mouse-like sparrow of wet prairie and sedge marsh, more often glimpsed scurrying through grass than seen in the open.

A chunky, non-migratory sparrow of rocky hillsides marked by a rusty cap and a black-and-white striped face.

A large sparrow with a bold black-and-yellow crown stripe, best known for its mournful three-note whistled song, 'oh-dear-me'.

A large, boldly patterned sparrow with a crisp white throat patch and yellow lores, famous for its whistled "Oh-sweet-Canada" song.

A crisply marked sparrow with bold black-and-white crown stripes, a plain gray breast, and a pink or yellowish bill.

North America's smallest and most colorful falcon, often seen perched on wires hunting insects and small rodents.

A stocky finch with a raspberry-red wash over the head, back, and breast in males, often confused with the House Finch.

The world's smallest owl, a sparrow-sized desert dweller that nests in old woodpecker holes in saguaro cacti.

A small, highly variable sparrow-relative often called a "snowbird," typically dark gray or brown above with a contrasting white belly and pink bill.

A striking sparrow relative with a black hood, rufous flanks, and white belly, known for its 'drink-your-tea' song and rustling leaf-litter foraging.