Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)Common hippopotamus (Hippopotamus amphibius)