Amazon.com: MerryMakers Belly Button Book! Soft Plush Hippo Doll, 10.5-Inch, Based on The bestselling Classic Toddler Book by Sandra Boynton : Toys & Games
Chubby Round Hippo Hippopotamus Wood Buttons for Crochet Knitting Sewing DIY Craft - 0.75 Inch Small (12pcs) - Walmart.com
Fun fact: hippos have belly buttons 🦛#animals #wildlife #cuteanimals ... | TikTok
Hippo Creates Pins and Buttons for Sale | Redbubble