Argentinosaurus

Argentinosaurus Dinosaur Hour is an anime series about a group of friends who travel back in time to the Cretaceous period and meet Argentinosaurus, the largest dinosaur ever discovered. The friends must help Argentinosaurus and his friends escape from a group of poachers who are trying to capture them. Along the way, they learn about the history of dinosaurs and the importance of protecting these amazing creatures.