- auk - black-and-white short-necked web-footed diving bird of northern seas
--1 is a kind of seabird, sea bird, seafowl
--1 is a member of Alcidae, family Alcidae
--1 has particulars:auklet; razorbill, razor-billed auk, Alca torda; little auk, dovekie, Plautus alle; great auk, Pinguinus impennis; guillemot