Excavations in Los Angeles' La Brea Tar Pits, pits filled with natural asphalt, could help unravel the mystery of how the sabre-toothed tiger hunted its prey.

Examines the megalodon, a gigantic shark that could reach a length of 16 to 20 meters. Since these majestic giants went extinct at least 2.6 million years ago, there are few remains for scientists to study.