sea mammals

Devoted sea creature refuses to leave fishermen on all-day odyssey.

The marine mammals were washed ashore on an 800 kilometre stretch of the region's Arctic coast.

But seals prove more adept at undertaking polar missions, including potentially killing intruders, say experts.

Across the Russian polar regions, these eye-catching pictures show how thawing soil leads to territories being washed away.

Leaders of the Free Willy project beg the president to intervene with trapped orca and beluga whales.

Mammals were being readied for sale to aquariums in China, but now are to return to wild after public campaign.

Sea creatures in ‘Whale Jail’ are ‘trapped’ under ice amid growing concern over their fate.

Five belugas were stranded on the same beach by the Sea of Okhotsk within less than a week.

Three killer whales and baby 'knew we were trying to save them, and were not aggressive'.

A giant furry octopus? Remains of a woolly mammoth? An unknown primeval creature from the deep?