Prehistoric mammals

Ask people what you might find buried in the muck at the bottom of New York City's East River and they'd likely say "mob boss" before thinking of mammoth bones.

Walking the equivalent of twice around the world during a life-lasting 28 years, one wooly mammoth whose steps have been traced by researchers has proven the huge beast was a long-distance wanderer.

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A well-preserved Ice Age woolly rhino with many of its internal organs still intact has been recovered from permafrost in Russia's extreme north.

Russian media reported on Dec. 30 that the carcass was revealed by melting permafrost in Yakutia in August. Scientists are waiting for ice roads in the Arctic region to become passable to deliver it to a lab for studies next month.

Mexican anthropologists have announced that they have discovered human-built pits dug 15,000 years ago to trap mammoth, believed to have been the first find of mammoth traps set by humans, according to ABC.

A 7.5 million-year-old mammoth fossil has been discovered in the central Anatolian province of Kayseri. The 3.5-meter fossil is of the 'Choerolophodon' species, said officials, adding that it is the first and only example in the world as it was found in one piece.

An ideally preserved head of a wolf who died 40,000 years ago on the territory of today's Siberia was found and researched by Russian scientists, according to Reuters.

Due to the low temperatures, coat, teeth, brain and tissues have been largely preserved.