"Secrets of the Penguins" cinematographer Bertie Gregory describes how the birds would practically "break the fourth wall" ...

“In that case, the leopard seal was bold and curious. If you or I want to know what a new object feels like, we use our hands — well, the seals don’t have hands so they have to use their teeth.

Join award-winning filmmaker Bertie Gregory, who explores Antarctica, Argentina, the Galapagos Islands, Namibia and South ...

Doctors believe she drowned. Although they are formidable hunters, leopard seals are solitary creatures and it is virtually unknown for them to attack humans. Tuesday's incident is believed to be ...