DNA tests on the 18,000-year-old Siberian canine cannot define if it's a wolf or a dog.
Arctic permafrost is degrading much faster than expected, warn scientists from the extreme north of Yakutia.
New find in 'perfect condition' just two metres from 2011 discovery of 12,400 year old dog.
Cloning hope after autopsy of 'pet' frozen in permafrost since pre-historic times.
Running water is one of the most soothing and relaxing sounds known to man, but here it signals the rapid thawing of ground frozen for thousands of years.
12,000-year-old remains of puppy were discovered perfectly intact sealed inside permafrost.