A lion may attack without provocation, and is considered by many to be the best of the big five.

During a hunt in 1804, a lion attacked him and also killed his horse.

A lion came and attacked us; the white men ran away, leaving the green stone behind.

How, he replied, does the bull alone, when the lion has attacked, discover his own powers and put himself forward in defense of the whole herd?

The lions attacked at the weakest point of the strong, thick-hided water buffalo.

A young lion, its back scaled with silver armour, was attacking an old bear.

"The lion there attacked me," she said, trying to make it sound like an everyday occurrence.

The lions then attack Tyolet, but he fends them off.

The lion escaped from a feeding cage and attacked while she was cleaning his enclosure.

In rare instances, wounded or provoked lions may attack human beings.