Generally speaking, lions have safety in numbers that tigers lack. In this fight, though, we are setting up a one-on-one match. Tigers and lions are tied in defenses. Siberian Tiger vs Lion ...

The Siberian tiger and polar bear are pretty evenly matched, however. That means the context of the fight will play a huge role. The fighters themselves are going to be very important as well.

A Siberian tiger (not the one pictured) killed a man and his dog in eastern Russia, officials say. Jeff Meigs via Unsplash. A man in remote eastern Russia was fatally attacked by a Siberian tiger ...

A man whose dog was attacked and dragged away by a Siberian tiger followed the predator's tracks to find his pet — only to be attacked and killed by the tiger in a forest in eastern Russia ...