Dinosaur Train - Season 1 - Eps 21: Derek the Deinonychus
Buddy, Tiny and Mom visit a family of Deinonychus, dinosaurs with large, sharp toe-claws. They meet a kid named Derek who uses his toe-claws to not only hunt with but to carve great art!
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.