The most common backyard birds in Colorado in winter (December to February) are these: House Finch (35% frequency) Dark-eyed Junco (35%) Black-billed Magpie (33%) Bill is red with black tip. Grains are certainly foods that are familiar to birds. Often cocks its tail high above its back as it feeds. Legs dark, bill dusky with yellow tip. It is also a local species in Corolado. Pyrrhuloxia: Large cardinal-like finch with conspicuous red-tipped gray crest, gray head, back, upperparts, red-washed face, breast, and pale gray underparts. Tail is dark, forked. You can see a variety of birds grouped by color. Thick bill, pale base, two long central feathers twisted vertically on tail. The immature bird is paler and more olive over all. Black bill, legs and feet. Throat to belly is yellow, broad black V on breast. Name changed in 2017 from Le Conte's Sparrow to LeConte's Sparrow. Only loon to leap into flight from water or land. Direct, hovering flight with rapid wing beats. Legs and feet are black. Feeds mainly on small marine fish. LeConte's Sparrow: Small sparrow, brown-streaked back, brown-streaked gray nape, pale gray underparts with streaks on sides, pale yellow breast. It feeds mostly on insects. Worm-eating Warbler: Medium-sized, ground nesting warbler with olive-gray upperparts and pale yellow underparts. This bird is easy to find and love the basic habitat such as tree and some of place that has many kind of plants. Sexes are similar. Secretive, heard rather than seen. Head and sides of neck are gray, throat is dark red, nape is black-and-white striped. Young birds have dark bill and are mottled with brownish gray above. It eats a variety of plant species and parts, especially grasses, sedges, grain and berries. The sexes are similar. It is an active predator of seabird nesting colonies. Breast and sides are pale brown with pale streaks; throat, belly, and undertail coverts are white. Soars on thermals and updrafts. Tail is gray with white spots near corners. It has a gray crown and nape, red eyes and a slender black bill. Sexes are similar. Tail is gray-brown and slightly forked, edged with cinnamon-brown. Red-throated Loon: Small loon with scaled gray back and white underparts. It has a white face, black cap, and a thick, straight, yellow bill with a black tip. This is because these birds are able to swim like ducks on the surface of the water, and walk floating like a chicken. Darting erratic flight. White-eared Hummingbird: Medium hummingbird, iridescent green upperparts and throat, metallic violet head, black mask, white stripe with lower black border behind eye, and white belly. Certainly, this bird’s nest cannot be found easily in open forest. The female Bald Eagle is heavier weighing 14 pounds. It will make you easily to find and identify them in the other garden. Pale pink bill. Juvenile like winter adult but more black on wing and tail with black tip. Legs are blue-gray and toes are webbed. Short low flights, alternates rapid wing beats with wings pulled to sides. Bay-breasted Warbler: Medium-sized warbler with dark-streaked gray upperparts and buff underparts with chestnut-brown patches on the chin, throat, breast and flanks. There will be more than three hundred birds that lived in Colorado which can be identified and learned by you. The unique fact of this bird is that they can eat using their feet. Eskimo Curlew: Small curlew, brown mottled upperparts, buff underparts streaked and mottled brown, and pale cinnamon wing linings. Wings are dark gray with two rust-brown bars. Rapid flight with shallow wing beats. Bill is long, stout, and solid black. This bird looks like vultures with monochrome color on its feathers. Wood Thrush: Medium thrush, rust-brown upperparts, white underparts with heavy dark brown spots. It's named for the way its dark breast and hood resemble a person in mourning. Eye-rings are white. Black Skimmer: Odd-looking, tern-like bird with black upperparts and white underparts. Tail is forked; legs and feet are dark gray. This is because they have the same size, the same head color, and can whistle, also make funny and unique sounds like sad expressions. Black-legged Kittiwake: This is a medium-sized white gull with pale gray back and upperwings and black wing tips. Louisiana Waterthrush: Large ground-dwelling warbler, dark olive-brown upperparts, heavily streaked white underparts with buff wash on belly and sides. Long-billed Thrasher: Medium, shy thrasher with gray-washed brown upperparts and heavily streaked, pale underparts. Magnificent Frigatebird: Large black seabird, orange throat patch inflates into a huge bright red-orange balloon when in courtship display. Common Tern: This medium-sized tern has medium gray upperparts, pale gray underparts and a glossy black cap and nape. Glaucous-winged Gull: This large gull has gray upperparts with white underparts, head and neck. Sensitive nerve endings snap bill shut when prey is found. Ridgway's Rail: A medium sized bird with a long, slightly decurved slender bill with gray-brown upperparts and a rufous breast. Prey can be in the form of ants or various insects on trees. Tail is dark banded. Strong steady flight with deep wing beats. Crissal Thrasher: Large thrasher with gray-brown upperparts and unstreaked, gray underparts. White morph has all-white plumage, black-tipped pink bill, and black legs. Belly; lower back, and rump are yellow-green. Colorado birds are beautiful! Barred Owl: Medium, large-headed owl with large, brown eyes, concentric rings around … Heavily streaked, spotted, and variegated brown, white, and buff overall. They live in salt and brackish marshes and feed on mussels, clams and arthropods. Once called the Golden Swamp Warbler. Eastern Wood-Pewee: Small flycatcher, gray-olive upperparts, pale gray underparts. Often feeds on mudflats like a wader. Gray legs and feet. Tropical Parula: Small warbler with blue-gray upperparts, black mask, yellow chin, throat, breast, and upper belly with a diffused orange breast band, white lower belly, undertail coverts. Wings are dull green with blue flight feathers. You can find birds in the form of Chicken-like-Marsh in brown, gray, purple or violet, sheen or iridescence, and also blue. Northern Mockingbird: This medium-sized bird has gray upperparts, paler gray underparts and a faint eye line. Flies in straight line and V formation. Sexes are similar. If you want to know more about any bird in Colorado. You must learn the common birds of Colorado that make nests in certain places. The Birds in the State of Colorado Areas . Sooty Tern: This medium-sized tern has long wings, a deeply forked tail, black crown, nape, and upperparts and a broad triangular white forehead patch. Head, neck, and underparts are vibrant yellow and the undertail coverts are white. The head has a gray cap, dark eyes, and white-bordered black eye-line. Feeds on fish, crustaceans and amphibians. Anna's Hummingbird: Medium hummingbird; male has bronze-green upperparts, dull gray underparts. Black legs, feet. Therefore, as a good human being you must preserve the diversity of nature. Feeds on invertebrates. Until recently, this bird and the Eastern Whip-poor-will were combined as the Whip-poor-will. They favorite habitat is a garden-like mixed woodlands environment. Sexes are similar. Wings are dark gray with two white bars. Bill is yellow, red spot at tip of lower mandible. It also catches them in flight. Whatbird.com logo design courtesy of The Haller Company. Swift direct flight with rapid wing beats. Ancient Murrelet: Small, pelagic seabird with black head and dark gray back and wings. Henslow's Sparrow: Small sparrow, black-streaked brown upperparts. Legs and feet are red-orange. Blue-gray wings have white bars. This is because Colorado is a suitable place for several species of birds filled with beautiful scenery, so birds of Colorado can make nests quietly.