Endangered Amur tigress with two cubs born in the wild is at risk from poachers.
But has he put his Big Foot in it? Professor Valentin Sapunov hits the headlines round the world with the claim.
The development is in an area of the world that claims to have one of the highest number of sightings of a legendary creature also known as Bigfoot.
Greenpeace is demanding the Russian government blocks a major Gazprom link to Shanghai across one of Siberia's most sacred wildernesses.
Most northerly palaeolithic site found on Arctic island of Stolbovoy, part of lost continental link between Siberia and Alaska, believe scientists.
Hi-tech project would use computer models to predict climate change and help with safe production of oil and gas in Northern Russia.
Scientists remain confident of one day bringing back the beast to roam again in Siberia.
Bulging bumps in the Yamal and Gydan peninsulas believed to be caused by thawing permafrost releasing methane.