Amazon.com: LEGO DUPLO 10965 - Bath Time Fun, Floating Animal Train Bathtub Water Toy for Babies and Toddlers 1.5-3 Years Old with Duck, Hippo, and Polar Bear, Easy to Clean, Great Tub
Duplo Hippo Adult with Opening Jaw : Part 98200c01pb01 | BrickLink
hippopotamus – The Brickworms
LEGO - PICK YOUR ANIMAL Mini Build - Cow Panda Sheep Penguin Hippo Zoo Farm Town | eBay
LEGO MOC Hippo by Nicole1 | Rebrickable - Build with LEGO