|
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.
|
|
|
Laughing Gull: Medium gull, gray back, white underparts. Head has black hood, neck is white, and bill is red. Wings are gray and white-edged and black at tips; tail is white. Legs and feet are black. Slow flight with deep wing beats. Soars on updrafts. Named for its laughterlike call.
|
|
|
Bonaparte's Gull: Medium gull with black head and bill, gray back and wings, white underparts and tail. White outer primaries with black trailing edges are visible in flight. Legs are red-orange. Catches fish by wading and diving. Light and direct flight with rapid wing beat, ternlike.
|
|
|
Ring-billed Gull: Medium gull with gray upperparts and white underparts. Head is white and bill is yellow with black ring near tip. Wings are gray above, tipped black with white spots, and white below. Yellow legs and feet. Strong direct flight on deep wing beats, soars on thermals.
|
|
|
Caspian Tern: Large, stocky tern with pale gray upperparts, white underparts. Cap is black and may appear weakly crested; large bill is coral-red. Undersides of primaries are gray. Tail is white, relatively short, and slightly forked; legs are black. Hovers above water before diving.
|
|
|
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.
|
|
|
Common Tern: Medium tern, medium gray upperparts, pale gray underparts, glossy black cap and nape. Wings are dark-tipped and have dark leading edge on forewing. Red bill is black-tipped. Legs are red and tail is deeply forked and elongated. Direct flight, hovers above water before diving for prey.
|
|
|
Least Tern: Small tern, slate-gray upperparts, white underparts. Crown, nape are black and forehead is white. Black leading edge of outer wing conspicuous in flight. Tail is forked. Bill and feet are yellow. Fast smooth flight with rapid wing beats. Hovers briefly before dipping down to sieze prey.
|
|
|
Black Tern: Small tern with black head, bill and underparts. Back, wings, and tail are silver-gray. Vent is white; legs and feet are dark red but may appear black. Bouyant direct flight with deep rapid wing beats, hovers for insects. Uneven foraging flight. Plunge dives on occasion.
|
|