Presents description, similar species, sounds, range, habitat, food, behavior, reproduction, and status information.

Contains overview, identification, behavior, and portrait.

Furnishes classification, appearance, images, locations, sound clip, habitat, foraging behavior, similar species, and nesting details.

Details include images, description, range and habitat, sound clip, diet, reproduction, and other names.

Reviews identification, similar species, migration, diet, nesting, maps, and taxonomy.

US Geological Service presents appearance details, similar birds, migration, nesting, clutch size, egg, maps, song and call, and classification.

Combines images with identification tips, population maps, ITIS taxonomy, life history, and similar species.