Look for a file named DinosaursPrehistoricSurvivors.exe (or similar) within the extracted folder to launch the game.

A free-roam map where players can test all available dinosaurs (excluding marine/flying reptiles) with increased speed and lower stamina depletion.

It looks like you are referring to the game , an indie action-RPG simulation by Arcupion Art where you play as a dinosaur fighting to thrive in a prehistoric world.

If you have a .zip file and need to "prepare" it for playing: