Close-up of hippopotamuses (Hippopotamus amphibius) lying on sandy beach, with oxpeckers perched on their backs, in Serengeti National Park, Tanzania

horizontal outdoors day daytime animal sunlight color colour close up sunny bright landmark shore beach rest relax relaxing africa colors colours back landmarks african sleep sleeping bird relaxed sunlit resting mammal basking safari perched riverbank beaches lying down famous place tourist destination side view tanzania serengeti national park safari animals looking away world heritage site mammals water's edge body of water rests rivers copy space international landmark tourist attractions attractions destinations animal behaviour animals animal themes group of animals wild animal sleeps hippopotamus hippo wildlife animal theme outside nobody sand attraction destination travel river birds national parks national park relaxation large group of animals color image unesco water wild animals close up tourist attraction travel destination travel destinations unesco world heritage site international landmarks non urban scene animals in the wild national landmark serengeti african animal african animals laying down place of interest tourist destinations protected area national landmarks hippos colour image no one no people famous places hippopotamuses safari animal holiday destination holiday destinations brightly lit without people wildlife photography places of interest buphagus sturnidae oxpecker animal photography oxpeckers half length closeup buphagidae animal behavior