hippo under water

action africa african agressive amboseli amphibious amphibius animal animals aquatic big brown cautious climate congo creature danger dangerous elizabeth endangered environment extreme eye fauna game gigantic habitat herbivore herbivores high hippo hippopotamus hippos ishasha jungle kenya key lake large length life light mammal mammals mara masai mouth national natural nature outdoors overweight pachyderm park people power queen reserve river rwenzori safari samburu savanna savannah serengeti south species swim swimming tanzania terrain travel tropical uganda vertebrate water wetland wild wilderness wildlife