Easy Crochet Hippo (Tutorial Part 1) | Free Amigurumi Animal Pattern for Beginners - YouTube
Melman - Amigurumi Hippo [Free Crochet Pattern]
11 Cute Crochet Hippo Patterns - Amigurumi Tips - A More Crafty Life
Crochet Amigurumi Hippo Mobile Free Pattern - Amigurumi Crochet Hippo Toy Softies Free Patterns | Hipopótamo de ganchillo, Artesanía de crochet, Móvil de ganchillo