Grey seal

The grey seal is a large species of seal. It is found on both shores of the North Atlantic Ocean. Its name is spelled gray seal in the United States; it is also known as Atlantic seal and the horsehead seal.

Description
Grey seals are fairly large, ranging from  long and weighing ,  although some as long as  have been observed. They are different from the harbor seal because of their straighter head shape, further apart nostrils, and because they commonly have less spots.   Males are generally darker than females. Females are silver grey to brown with dark patches.

Reference

Category:Pinnipeds