Head Of Common Hippo Submerged In River At Seoul Zoo, South Korea

hippo hippopotamus head river submerged common water wildlife animal wild fauna seoul mammal amphibius dangerous closeup slomo wilderness semiaquatic aquatic lake natural swim pond wet slow motion korea common hippo herbivore wild animal south korea slow motion seoul zoo aggressive swimming zoo hippopotamus amphibius common hippopotamus outdoor slowmo close up fat ears park danger eye nature