"Come on, lions!" echoes across the enclosure. As the tractor pulls away, the first of the pride charges towards the meat.

Lions rarely hunt hippos, but hungry lions can do crazy things. As extreme drought overtakes Katavi, predators struggle to find food. Lions rarely hunt hippos, but hungry lions can do crazy things.

A pair of lion brothers are out hunting for food when they see warthog burrows that are bound to have a delicious meal.

Add Yahoo as a preferred source to see more of our stories on Google. Adaptability is the trait that, before all others, allows a species to survive when its environment is changing. At the end of the ...