The Good Mom - 'Mom's' the word when Mrs. Pteranodon meets fellow mom Millie Maiasaura, who is a little too over-protective of her kids. The two moms compare mothering methods in a play date at the Big Pond. Hornucopia! - At the Big Pond, Tank introduces the Pteranodon family to his friend, Stacie Styracosaurus, a fellow Ceratopsian with a crown of elaborate horns on her head. Everyone attends Stacie's 'Hornucopia' celebration, where she reveals her new big horns and then performs a moonlit shadow show with her Styracosaurus family.