Big cat had preyed on domestic dogs in Russia and China, but will now be mated with older tigress Prima in Rostov.
Unveiled: two extinct cave lions - dug from the permafrost - make their first appearance since Pleistocene times.
The prospects of a cloned mammoth is nearer after the sensational discovery of 'living cells' from the ancient creatures in northern Siberia.
Angelina Sadovnikova, then 11, came across the mummified Pleistocene rodent in a cavity left by woolly mammoth tusk diggers.
Mysterious 'gigantic' hole in remote region spotted by helicopters over gas-rich Yamal peninsula.
Here's how people can substitute Siberia after the falls of the rouble.
Parts of massive skull were also found in silt of Yamal peninsula’s lake, but sadly there was no brain nor tusks.
12,000-year-old remains of puppy were discovered perfectly intact sealed inside permafrost.