Video and pictures show experts conducting initial autopsy on the extinct creature preserved by permafrost.
Ancient hunters butchered woolly mammoths at Taba-Yuryakh site some 26,000 years ago.
New find expected to 'change our understanding of the evolution of animals'.
After this year's discovery of uncongealed mammoth blood, experts are confident of new discoveries.
Exclusive pictures show autopsy on a four year old bison preserved in ice since ancient times.
Underground cryostorage facility will become largest in world, using Siberia's permafrost to naturally safeguard food and plants for 100 years.
Angelina Sadovnikova, then 11, came across the mummified Pleistocene rodent in a cavity left by woolly mammoth tusk diggers.
Brain of young female Yuka, preserved in permafrost for 39,000 years, is 'identical' to today's elephants, say scientists.