|
Five-striped Sparrow: Medium sparrow, dark, gray-brown upperparts, gray underparts, white belly. Head has thin white eye-line and eye-ring, and black-and-white throat stripes. Pink-gray legs, feet. Short flights, alternates rapid wing beats with brief periods of wings pulled to sides.
|
|
|
Fish Crow: Medium-sized crow with black body and dark, heavy bill. Very similar to American Crow, but call is different. Feeds on fish, crustaceans, carrion, eggs, insects, larvae,fruits and berries. Flies on stiff wing beats, alternates several rapid wing strokes with long glides.
|
|
|
Fan-tailed Warbler: Small, secretive warbler, dark gray upperparts, red-brown underparts, white-tipped tail. Head has yellow throat and small crown patch, white eye crescents. Walks on the ground rather than hop. Undertail coverts are white. Short, weak flight on rapidly beating wings.
|
|
|
Flesh-footed Shearwater: Large, bulky shearwater with dark brown body, darker head and tail. Bill is large and pink with a dark tip. Wings are dark with brown-edged coverts that become paler with wear. Legs and feet are pale pink. Slow flight, alternates stiff-winged flapping and gliding near water.
|
|
|
Flame-colored Tanager: Tropical tanager, flame red-orange body, black wings with white wing bars and spots, black-streaked back. Face has pale gray-tinged ear patch bordered with black. Bill is gray, legs, feet are black. Swift, direct flight. It is the national bird of Puerto Rico.
|
|
|
Falcated Duck: Medium dabbling duck with long black and white tertial feathers extending over black rump. Body white, black, gray in finely-scaled pattern. The crested iridescent head is green and purple-brown. White throat has black ring; black tail and black-green speculum are edged in white.
|
|
|
Fork-tailed Flycatcher: Medium-sized flycatcher with pale gray upperparts, black head, inconspicuous yellow crown stripe, and white underparts. Wings and spectacularly long, deeply forked tail are black. Wing linings are white. Swift flight with shallow wing beats. Feeds on insects.
|
|
|
Fea's Petrel: Medium petrel, gray-brown upperparts, white belly. White breast with partial gray-brown breast band. Wings bend back at the wrist, have a dark M pattern across upperwings and lower back. Underwings are mostly dark. White face, dark mask around eyes. Gray tail, pale uppertail coverts.
|
|
|
Fork-tailed Swift: Large swift, brown-black overall with white throat and rump, scaled belly, and long, deeply forked tail. Bill is black, legs and feet are gray-black. Rapid flight on stiff, quickly beating swept-back wings, alternating with gliding flight. Catches insects midflight.
|
|
|
Flammulated Owl: Small owl with two color morphs (gray-brown and rufous) with many intermediate forms. The head has very small ear tufts, and dark eyes surrounded by rust-brown, pale-gray facial disk, and white eyebrows that start at the bill. It is the only small owl with dark, not yellow, eyes.
|
|
|
Fulvous Whistling-Duck: Large, long-legged, long-necked duck with dark brown back and white V-shaped rump patch. Head and underparts are buff with white throat and vent. The white-edged side and flank feathers form a striking border between sides and back. Tail is black with white undertail coverts.
|
|
|
Franklin's Gull: Medium gull, gray back, white underparts. Head is black, white eye-ring; bill is orange, black spot near tip. Wings are short with white-bordered or spotted black tips. The legs are red-orange. Strong direct flight with deep wing beats. Soars on thermals and updrafts.
|
|
|
Forster's Tern: Medium tern, pale gray upperparts, black cap, white underparts. Bill is orange, black tip. Wings are pale gray with paler primaries. Tail is pale gray, deeply forked with dark inner edge, white outer edge. Orange legs, feet. Hovers above water before diving for prey.
|
|