The last population of the woolly mammoth went extinct after 6,000 years of isolation on Wrangel Island. A new study led by researchers at the Swedish Museum of Natural History shows that prior to the extinction, mammoths lost genetic diversity at a functionally-important immunity gene, which possibly made them more susceptible to disease.
Inbreeding in the woolly mammoth weakened its immune system
4 May, 2016 - Naturhistoriska riksmuseet