About ARK: Survival Evolved

(This listing is incomplete and doesn't include promised future critters, only those that are actually in the game at the time of writing)

Dinosaurs:
* Brontosaurus
* Dilophosaurus
* Triceratops
* Stegosaurus
* Utahraptors
* Ankylosaurus
* Parasaurolophus
* Spinosaurus
* Carnotaurus

Reptiles:
* Sarcosuchus

Other:
* Pteranadons
* Giant scorpions
* Mammoths
* Dodos
* Giant spiders
* Mega Piranha
* Megalodons
* Coelocanths
* Phiomia
* Sabertooth tiges
* Carbonemys