They comprise the extant families Odobenidae (whose only living member is the walrus), Otariidae (the eared seals: sea lions and fur seals), and Phocidae (the earless, or true seals). Seals range ...

Occasionally seen sunbathing alongside seals and albatrosses, it is one of the few marine turtles known to leave the water other than at nesting times. Green turtles, like other sea turtles ...

As climate change drives down the water levels of the Caspian Sea, a staggering transformation is unfolding – ecosystems are vanishing, endangered species face extinction, and millions of people risk ...