But harp seals and hooded seals spend time on the Island ... Because of those differences, it's hard to tell if a seal pup is ...

Harp seals and their pups are the subject of the second episode of Frozen Planet II, which is available now on iPlayer. One of the issues with climate change is that it’s really hard to see.

But harp seals and hooded seals spend time on the Island, too. Even though its coat is white, this grey seal pup will soon turn grey. (Charles Caraguel) "For some, they stay with their baby ...

But harp seals and hooded seals spend time on the Island, too. Even though its coat is white, this grey seal pup will soon turn grey. (Charles Caraguel) "For some, they stay with their baby until the ...