hippos making love

africa african amphibius animal aquatic baringo big biting competition couple cow danger dangerous delta dentist ears eating endangered environment family funny game green grey head heavy herbivore herbivorous hippo hippopotamus hippos image kenia kiss lake large love make making mammal mating mouth nakuru namibia national nature okavango open outdoors pair parc pink plant pond pool reproduce reproduction reserve rwanda safari semi sex south submerged sweet swim swimming tanzania teeth the together two vicoria water wave wild wilderness wildlife zambia zoo