A-Z Animals
A Z Animals: Animal Facts: Grey Seal (Halichoerus Grypus)
This entry identifies the defining characteristics of the Halichoerus Grypus, more commonly known as the Grey Seal.
Smithsonian Institution
National Museum of Natural History: American Mammals: Gray Seal
Some 15,000 gray seal pups are born annually on a 25-mile-long sand bar on an island off the coast of Nova Scotia. This is far from the seals' feeding grounds, and both males and females fast during the mating and birthing season. Learn...