Melbourne  Zoo's newest baby elephant takes first bath

Video. Melbourne Zoo's newest baby elephant takes first bath

With a little nudge from mum Petre, Obi, the new pygmy hippopotamus calf at Melbourne Zoo took to the water for the first time on Thursday. Obi was born May 25 and is the first pygmy hippopotamus born at the zoo since 1981.

With a little nudge from mum Petre, Obi, the new pygmy hippopotamus calf at Melbourne Zoo took to the water for the first time on Thursday. Obi was born May 25 and is the first pygmy hippopotamus born at the zoo since 1981.