Last Woolly Mammoths Reveal New Extinction Clues
Credit: BETH ZAIKEN Four thousand years ago, the last woolly mammoth on an island off the coast of modern-day Siberia died. This isolation could have led to fatal inbreeding and population declines, contributing to the species' extinction. However, a new study reveals that while the Wrangel Island mammoths were indeed inbred, this alone did not...