David Koepp — screenwriter of the original 'Jurassic Park' — returns decades later with a new film that strives to return the franchise to its scary thrill-ride roots, and to be less, well, goofy: "I wanted to make dinosaurs special again.

As Jurassic World movies tend to do, Rebirth features callbacks to a number of films in the franchise. However, it pays particular homage to the original—and greatest dinosaur movie to ever do it— Jurassic Park. Here are six of the best nods to Steven Spielberg's 1993 classic.

Well... that would have been a very different movie. While we've seen lots of murderous dinosaurs and a giant pile of dung in the Jurassic franchise, seeing two Dinos mating has never been part of the story. After all, they were originally designed to be unable to reproduce on their own.