Compact swallow with pointed, broad pointed wings, a small head, and a squared tail. In good light, adults have metallic, dark-blue backs and pale, cinnamon rumps. Their face is rusty with a white forehead.
Builds nests made of mud, which they cement to the walls of cliff ledges, under bridges, eaves, and culverts.
Compact swallow with a small head and squared tail. In flight note, pale rump patch and collar.
Juveniles look like messy adults with rusty or brown faces and a dingy breast.
Adults are dark blue above, but appear black in poor light. Key identification features include the pale rump and forehead and rusty cheeks.
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These compact swallows have rounded, broad-based wings, a small head, and a medium-length, squared tail.
Smaller than a Purple Martin; slightly larger than a Bank Swallow.
sparrow-sized or smallerMost Cliff Swallows in North America have whitish foreheads; however, birds from the Mexican population (which extends into the southwest U.S.) have dark chestnut foreheads.
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