Dinosaur Train - Season 1 - Eps 46: Tank's Baby Brother
Tank Triceratops has a new baby brother that everyone dotes on, making Tank feel left out. Buddy, Tiny, and Tank play with some older kid Triceratops, and Tank learns the perks of being a big brother.
About Dinosaur Train

Title: Dinosaur Train
First Air Date: 2009-09-07
Last Air Date: 2019-11-18
Status: Returning Series
Rating: 6.2/10 (from 37 votes)
Language: EN
Seasons: 6
Total Episodes: 200
Network: PBS Kids
Genres: Animation, Kids
Production Companies: The Jim Henson Company
Synopsis
Join Buddy, a Tyrannosaurus Rex, and his adoptive Pteranodon family on a whimsical voyage through prehistoric jungles, swamps, volcanoes and oceans, as they unearth basic concepts in life science, natural history and paleontology.