Tusk, tusk - it's a woolly tale of mammoth blood

Russian scientists claim they have extracted blood from a woolly mammoth buried in Siberia, a discovery they hope will aid their attempt to revive the extinct species.

http://www.theage.com.au/technology/sci-tech/tusk-tusk--its-a-woolly-tale-of-mammoth-blood-20130530-2nep2.html