Bird Encyclopedia
Search and identify 1,000+ birds — with size, habitat, diet, voice, behavior, and the field marks that tell them apart.
Greater Scaup
A rounded-headed diving duck of large open waters, the drake showing a glossy greenish-black head and pale gray back, closely resembling the smaller Lesser Scaup.
waterfowl
Lesser Scaup
North America's most abundant diving duck, closely resembling the Greater Scaup but with a peaked crown and a purplish (rather than greenish) head gloss.
waterfowl