During the last ice age, there wasn’t much plant matter to eat on northern steppes, but herbivorous woolly mammoths were abundant. How did they survive?
New research suggests that the wooly beasts may have succumbed to a shrinking gene pool or intense environmental pressures as their species went extinct.
Some question the supposition that viable cells and DNA will be found in a remarkably preserved carcass, purported to harbor fresh muscle tissue and flowing blood.