Many people have heard of the big five: lions, leopards, rhinoceros, elephants, and cape buffalo. While the big five may be used today as a checklist for some of the most desirable animals to see or photograph on safari, its origin and main purpose are all about trophy hunting. These five big mammals made the list because they were considered the most challenging and dangerous kills for trophy hunters.

Link: The New Big 5: Shooting Cameras, Not Guns
via animalpeopleforum.org