Grizzly bears, also known as North American brown bears, are some of the most easily recognized bears in the world. They're known for being more aggressive than black bears and often defend themselves against perceived threats. Grizzlies tend to avoid humans but will attack if provoked or to protect their young. While they are technically carnivores, grizzly bears are more often omnivores. They prey upon large mammals such as deer and moose, but they...