An epic journey into the world of dinosaurs where an Apatosaurus named Arlo makes an unlikely human friend.
The fun and adventure begin when a lonely widow adopts an orphaned fox cub named Tod. The mischievous fox soon meets up with Copper, an adorable hound puppy. As the innocent pair grow up together in the forest, they become inseparable friends. But the day soon arrives when their friendship is put to the ultimate test!