hippos resting in the safety of a naivasha lake

adult africa air animal animals behavior behaviour bloat dale dangerous eat eating exterior exteriors feeding freshwater grass grassy group habitat herd hippo hippopotamus hippopotamuses hippos kenya lake land life mammal mammals meadow mouth natural nature nobody open openair outdoor outdoors outside pachyderm pachyderms park pod rift river safari semiaquatic shallow shore snout swamp swim swimming terrestrial valley wade wading water wild wildlife