Alca (bird)
Alca is a genus of charadriiform bird that contains a single extant species, the razorbill . Many fossil species are known, the oldest dating back to the Miocene. The genus appears to have always been restricted to the North Atlantic.
Alca is a genus of charadriiform bird that contains a single extant species, the razorbill . Many fossil species are known, the oldest dating back to the Miocene. The genus appears to have always been restricted to the North Atlantic.