Up to 500 mother bears a year give birth on remote Wrangel island, also the last place to see woolly mammoths.

The skill of ivory softening was used more than 12,000 years ago to make tools - or decorations - that still puzzle modern science.

Fur or other natural fabric garments protect Oymyakon cattle from getting frostbitten at -50C.

Irkutsk photographer captures multi-layered columns of bubbles through crystal clear ice.

This spike of bear cannibalism is reported at the South-Kamchatka nature reserve in Kamchatka.

Mass death of hydrobionts and fish at the Sea of Okhotsk, west of Kamchatka as battle of the toxic tide versions continues.