None.

Ice Age humans hunt a mammoth with spears. The mammoth is shown with several spears in its side. Later the humans cook and eat parts of the mammoth.

A pack of wolves eat a freshly-killed prey animal. The wolves are then attacked by saber toothed cats. The cats kill one of the wolves.

None.

None.

The mummified/frozen baby mammoth could be disturbing, especially juxtaposed with the computer-generated scenes recreating its life.

Several scenes of animals becoming fatally trapped in tar pits.

Discussion of animal species going extinct.

Discussion of dramatic climate change, with accompanying visuals.