European shags - Phalacrocorax aristotelis

Phalacrocorax aristotelis (Pelecaniformes - Phalacrocoracidae) is a species of cormorant found around the coastline of Britain and throughout western Europe.

In breeding condition, adults develop a green gloss to the black plumage, and a black crest develops on the head. Outside of the breeding season, the plumage is duller and the bill is more yellow in color), although there is a yellow patch at its base throughout the year.

European shags have black feet, legs, and bill, with bright yellow skin at the base of the bill and bright turquoise eyes.

References: [1] - [2]

Photo credit: ©John Cannon

Locality: Loch Sunart, Acharacle, Highland, Scotland.