A hippo at the San Diego Zoo. A hippopotamus at the San Diego Zoo
A close portrait of hippo eating in zoo
Hippo swimming in water, danger animal in zoo. Wildlife hippo in pond zoology in environment. Hippopotamus enjoying submerge and pop up on the water surface Zoo animals
Wild Pigs or Boars with Fangs in Zoo
Hippo swimming in water, danger animal in zoo. Wildlife hippo in pond zoology in environment. Hippopotamus enjoying submerge and pop up on the water surface Zoo animals