ミミヒメウ Nannopterum auritum

Dark body with orange bare skin at the base of the bill. Breeding adults are all black. Immatures and nonbreeders have paler breast. Dives underwater to catch fish. Swims like a duck in between dives. Finds open perches to spread wings and dry feathers. Can be in large flocks or solo. Most widespread cormorant across U.S. and Canada; also most likely to be seen inland.