Animal fights are featured. Included: lions; crocodiles; hornets.

Fights between land animals are featured. Included: badgers; hippos; turkeys.

Animals fight to survive at extreme altitudes; a bald eagle in aerial combat; coyote pack fights.

Animal fights in extreme climates are spotlighted. Included: eagles; leopards; goats.

Animal fights in the Americas are documented. Included: bear; starling; guanaco.

Animal fights in the tropics are spotlighted. Included: tiger; lizard; python.