Neanderthals ambushed cave bears as they awoke from hibernation
Our extinct cousins the Neanderthals seem to have targeted cave bears, which were normally intimidating foes, while they were sleepy and weak from hibernating through the winter
Conserving the world’s rarest fish may mean letting it die out
The famous pupfish from Devil's Hole in California may be just the latest in the long cycle of birth – and extinction – of unique fish species in this cave
