Fiona the baby hippo turns 1

Fiona the baby hippo turns 1 on Jan. 24, 2018. Here's a look back at the first year of the Fiona phenomenon since the Nile hippo was born six weeks premature at the Cincinnati Zoo.

Zoo gets 'hippopotamus for Christmas'

The Oklahoma City zoo welcomed Francesca the pygmy hippopotamus with help from thesinger who made famous the holiday song "I want a hippopotamus for Christmas."