Tips for using Browse:

Browsing is a valuable way to learn about birds, however it is a brute force approach and not designed for identification. A more sophisticated approach to finding a bird with specific field marks is to use the Step by Step Search. You can also try the Wizard to find a bird, which uses a question and answer approach, but again it does not give you the flexibility of the Step by Step Search.

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Middendorff's Grasshopper-Warbler
Middendorf's Grasshopper Warbler: Medium warbler, rust-brown upperparts, dark brown rump, white underparts with brown wash on lower breast, sides. Throat and eyestripes are white. Tail is short and white-tipped. Legs and feet are orange. Alternates rapid wing beats with wings tucked to sides.
Mountain Chickadee
Mountain Chickadee: Medium chickadee, gray upperparts, black cap and bib, white cheeks and nape, and pale gray underparts. The wings and tail are gray. Bill is black, legs and feet are gray-black. It has a white eyebrow, which differentiates it from all other North American chickadees.
Mexican Jay
Mexican Jay: Large, crestless jay, blue-gray back, blue head, wings, rump, tail, and pale gray underparts. Bill, legs, feet are black. Feeds primarily on acorns, also eats insects, fruit, carrion and eggs and young of other birds. Slow steady bouyant wing beats. Glides between perches.
Mountain Bluebird
Mountain Bluebird: Small thrush with brilliant blue back, head, and wings. Throat and breast are paler blue, and belly and undertail coverts are white. Hovers more than other bluebirds and drops on prey from above, also catches insects in flight. Eats mostly insects in the summer.
Mexican Chickadee
Mexican Chickadee: Small chickadee with gray upperparts, sides, and undertail coverts, black cap and bib, white cheeks, and white lower breast and belly. Wings and tail are gray. Legs and feet are gray-black. The only chickadee found in Mexico, and is vulnerable to diminishing habitat.
Montezuma Quail
Montezuma Quail: Odd, plump quail with short tail, complexly buff-barred and streaked dark upperparts, and heavily white spotted dark underparts divided by a wide rufous-brown stripe from breast to tail. Face is boldly patterned black and white; head has a rounded light brown crest.
Mountain Quail
Mountain Quail: Large,striking quail with long elegant black head plume, white-bordered rufous-brown face and throat, gray-brown upperparts, blue-gray breast, and rufous-brown belly and sides with distinct white bars. Rapid direct flight, series of several stiff wing beats followed by a short glide.
Marbled Murrelet
Marbled Murrelet: Small, chubby seabird with dark brown mottled upperparts and paler, white-tipped brown feathers on underparts, giving a wavy-barred appearance. Bill is dark. Legs and feet are brown. Feeds on fish and crustaceans. Swift direct flight low over the water on rapid wing beats.
Mourning Dove
Mourning Dove: Medium-sized dove with gray-brown upperparts and pink-brown underparts. Eyes are dark with a small, black spot beneath. Bill is dark. Wings are gray-brown with black spots and dark primaries. Tail is long and pointed with black-edged white tips on outer feathers. Swift direct flight.
Marsh Wren
Marsh Wren: Small wren with lightly barred, warm brown upperparts, black-and-white triangular patch on upper back, and dull white underparts with pale brown sides. Crown is dark and eyebrows are white. Tail is relatively short and dark-barred. Black bill is long and slender. Legs and feet are black.
Mew Gull
Mew Gull: Medium-sized gull with gray back and upperwings, and white head, neck, breast, and belly. Bill is bright yellow. Wings have white-spotted black tips; tail is white. Feet and legs are dull yellow. Graceful, bouyant flight. Undulating, with several rapid wingbeats and a pause.
Mountain Plover
Mountain Plover: Medium-sized plover with pale brown upperparts, white underparts, and brown sides. Head has brown cap, white face, and dark eyestripe. The upperwings are brown with black edges and white bars; underwings are white. Tail is brown-black with white edges. Legs and feet are pale gray.
Mourning Warbler
Mourning Warbler: Medium-sized warbler with an olive-green back, wings, tail, and gray hood. The underparts are yellow and the upper breast is black. It's named for the way its dark breast and hood resemble a person in mourning. It is one of the latest spring migrants of all North American warblers.
Magnolia Warbler
Magnolia Warbler: Medium-sized warbler with dark back, yellow rump, and black-streaked yellow underparts. The head has a blue-gray crown, yellow throat, and thick white eyebrows. Wings are dark with two white bars. Tail is dark with white patches and undertail coverts. Bill, legs and feet are black.
MacGillivray's Warbler
MacGillivray's Warbler: Medium-sized warbler with olive-green upperparts and yellow underparts. White eye-ring is broken and slate gray hood extends to upper breast where it darkens to black. It forages for insects on or close to the ground. As it hops, it often flicks its tail from side to side.