As the creatures got larger in the dim light it was possible to see that there were three not two. The first two thundered past the Away team. Crushing vegetation and anything else unfortunate enough to be in their path. Their backs were 3 meters high. The third one instead of following stopped and started sniffing at the ground and the air. It looked to the left and to the right. It had picked up a scent, but what exactly was it smelling.