Shiny gets sick but she must rescue Tank and Mikey when they are stranded on the tracks.

When flying home from the train station, Don's left wing gets tired and causes him to crash into the nest.

While the nest is being repaired, Tiny has to find somewhere else to sleep.

While Tiny is at Camp Dino, Thurston tells a ghost story about a ghostly dinosaur.

When Buddy comes to Camp Dino, he gets kidnapped by two evil Troodons.

When the Dinosaur Train is on a collapsing bridge, Don must face his fears of crashing to save the train.

Don has lost his digging ability and decides to retire from digging holes forever.