Scientists have found the first proof that ancient humans fought animals

Historians have long believed that ancient humans fought animals in arena battles, but no definitive evidence has been found — until now. An archeological breakthrough two decades in the making has provided the first proof that gladiators did indeed fight animals.

The discovery by a team of archaeologists may simply confirm what historians have already assumed. But some in the scientific community are hoping the unearthing may continue to unlock ancient secrets.

What discovery was made?