heard island shag Leucocarbo nivalis

A large pied shag with a very white head, neck, and shoulders, a bright blue eye-ring, and a large patch of yellow warty skin in front of the eyes. Breeding adult has a wispy crest. Marine, breeding on cliffs and in tussock grassland. No other similar birds occur within its limited range. Loud barking and honking are the most common vocalizations.