Autumnfall is a large stegosaurus, she is part of a group of other females, some much younger than her. She is a middle aged stegosaurus, with yellow-brown colouring, brighter along the plates along her back, her tail ends in four large spikes that can be used as a defensive weapon. She is usually grumpy and dislikes anyone disturbing her, especially carnivores of any species. Her head is small in comparison to her body, her mouth ends in a small hooked beak to mash up plantmatter easily