A young Grey Seal pup (Halichoerus grypus) on the shore with its mother in winter, at Donna Nook Nature Reserve, on the North Sea coast of Lincolnshire, Great Britain.

grey seal pup mother winter shore nature reserve north sea lincolnshire marine mammals wildlife animal behavior maternal bond resting seals habitat coastal environment interaction family mammal conservation natural development colony coast observation welfare cute animals aquatic life creatures care interactions protection exploration british ecosystems watching lovers beach surroundings