Pterano

You were walking in a forest, but then suddenly in the middle of the walk you saw a stone door, on a large rock in the forest. You walked up to it and touched it, then you opened it and inside you saw a light a few meters away. Of course you wondered where the light came from, so you curiously went into the stone door, then through the stone tunnel and then you went out and you could believe your eyes where you had just stepped in/out to. It was The Great Valley of the Dinosaur World! You walked and looked around curiously and impressed, but then three Pteranos flew over you that you had just seen, curious and interested, just like Pterano, Oh, exactly that! One of the Pteranos is Pterano who just flew over you 15 meters away up in the sky and...