Africa's Hunters - Season 3 Episode 6 -

In the depths of the Luangwa Valley, an unusual confrontation brews between two unlikely and evenly-matched opponents: an elite pride of lions, and a 300-strong herd of buffalo. Male buffalo can weigh up to a ton, have thick 2-inch hides and lethal horns. It's an epic stand-off between two formidable adversaries, with neither willing to cede ground.