Razorbill Alca torda

Identification Tips:

Adult alternate

Adult basic

Similar species:

Murres are perhaps most similar to Razorbills but have thinner bills, rounded tails, and dusky flanks. Basic-plumaged Atlantic Puffins also have large bills but have an obvious face pattern.

Length and wingspan from: Robbins, C.S., Bruun, B., Zim, H.S., (1966). Birds of North America. New York: Western Publishing Company, Inc.