Cindy

(Cindy, right, and Unna, at the Philadelphia Zoo.  Credit: Steve Tawa)

With Warmer Weather, Philadelphia Zoo’s Hippos Reintroduced to Outdoor Habitat

Hippopotamus expert and lead keeper Betsy Karkowski watched as the pair, Cindy and Unna, enjoyed their first dip in the outdoor pool.

04/18/2013

Follow

Get every new post delivered to your Inbox.

Join 33,974 other followers