Sam, the son of Maxx, is on summer vacation and is eager to visit his father. After much discussion, Maxx agrees, and soon Sam is on the plane. Of course, his brothers pick him up at the airport, and on the way to the research station, they explain to him that they are actually studying living dinosaurs, something the boy already knew but couldn't believe. Along the way, they encounter a herd of Brachiosaurus and suspect that Mr. Brachio, who still lives at the station, is part of it. They follow the herd through the jungle to bring Mr. Brachio to them. However, they are confronted by a red T-Rex along the way... Can they scare off the T-Rex and bring Mr. Brachio back to his herd? Episodes: - From the Ambush - Lost in the Jungle.