Purple Martin: Large, vocal swallow with glossy dark purple-blue body and forked tail. It is the largest North American swallow. Black bill, legs and feet. Stong, graceful flight, alternates a few rapid wing beats with long glides. Catches and eats insects in flight and also forages on the ground.
Purple Gallinule: Medium, chicken-like marsh bird with purple-blue upperparts washed with iridescent green, deep blue underparts. Forehead is pale blue; bill is red and yellow-tipped. Undertail coverts are white. Legs are yellow with very long toes. The flight is labored and slow with dangling legs.
Varied Bunting: Medium bunting, mostly purple-blue with red wash on throat, breast, back. Nape and eye-rings are red. Bill is gray and slightly curved down. Wings and tail are purple-blue. Female has brown upperparts with buff underparts. Eats seeds and insects. Short flights, alternates rapid wing beats with wings pulled to sides.
Band-tailed Pigeon: Large dove, small, purple-gray head and broad neck with distinctive, thin white band on nape. Back and wings are purple-gray, underparts grade from purple-gray neck and breast to white belly. Tail is pale gray, dark band at base. Bill, legs,feet are yellow. Swift direct flight.
Purple Finch: Medium finch, rose-red body, brown streaks on nape, back. Sides, flanks, belly are dull white with red wash; sides show thick, faint streaks. Brown wings, notched tail. Female is brown streaked overall. Eats seeds, fruits, insects and caterpillars. Swift flight, alternates rapid wing beats with wings pulled to sides.