rhinoceros

africa african alert animal animals attack baby bicornis black calf charge cow danger dangerous diceros drink endangered environment etosha extinct female firm forever grass hook horn horns large lipped little love male mammal meal mother namibia natural nature nobody outdoor pair pan plain plains rare reserve respect rhino rhinoceros robust rocky safari salt sand sandy skin small soil solid stand strong sturdy threatened together tough trees two unshaken walk watchful water waterhole white wild wilderness wildlife young