Henry gets taken to an eerie place where he befriends an archaeopteryx, and meets this mysterious "master".

Henry saves a herd of dinosaurs from a giant one and makes friends with then, but also encounters robots on the way.

As well as having a close encounter with a gigantic dinosaur, Henry discovers the second clue to a big mystery.

Henry dives down deep into the water to find a missing time machine part, but then a monstrous creature shows up.

Henry arrives in the northern reaches of Alaska! But little does he know, he's in for a cold weather surprise.

In the previous episode, Henry helped a pack of pyroraptors escape from a huge fire, but in this episode, he unknowingly takes them to nests of a rival pack. He tries to stop a fight, but there is an unpleasant surprise.

Henry gets stuck in Europe in the Cretaceous period, but he has a fun time with Pyroraptors, except for one big mishap.

Henry finds a strange Deinosuchus egg in his Easter Basket, and the strange thing is, it's not even Easter! When he goes to North Carolina in the Cretaceous period to return the egg, there is an unexpected surprise!

Sheriff Henry finds out that Phosphatodraco isn't the only dangerous pterosaur lurking around. There are other pterosaurs such as the Barbaridactyl!

Henry is back in Morocco in the Cretaceous, trying to bring Phosphatodraco to justice.