A pride of lionesses reigns supreme on the banks of a river in Tanzania. They are merciless hunters, unrivalled in their fearlessness and strength. These killers are feared by all the local wildlife. But for the past few years, this region has been hit by drought, and a dam being constructed upstream has dried up the river’s flow. Whereas prey was once abundant, it has now fled the area, and the lionesses are struggling for survival. They resort to attacking the giraffes for food

• Documentary