Razorbill
NameRazorbill
Common NameRazorbill
Scientific NameAlca torda
FamilyAlcidae
Wingspan (cm)64.5
Length (cm)40.5
Weight (g)695
Plumage DetailsAdults have glossy black upperparts, head, and throat, contrasting sharply with pure white underparts. During the breeding season, a prominent white line runs vertically across the bill and extends to the eye. In winter, the throat and sides of the head become white.
Vocalization / CallVocalizations are generally guttural, including grunts, growls, and croaking sounds, especially at breeding colonies. They can also produce a low, purring trill.
Primary Dietpiscivore
Primary Habitatscoastal cliffs, rocky islands, open ocean
Conservation Statusleast-concern
Geographic RangeBreeds on islands and coastal cliffs in the North Atlantic, including eastern North America (from eastern Canada south to Maine) and western Europe (from Iceland and Greenland south to France). Winters offshore, often moving south of breeding areas.
Identifying Featuresblack and white plumage, laterally compressed, deep bill with a white vertical line, pointed tail, upright posture on land
Description
The Razorbill is a medium-sized seabird with striking black and white plumage, known for its distinctive, laterally compressed bill. It is an agile diver, using its wings to 'fly' underwater in pursuit of fish. They typically breed in dense colonies on coastal cliffs and rocky islands.
