In a game like Star Wars Galaxies, the task of creating the critters that are integral to the Star Wars flavor is great, and the team assembled to tackle the job is equally great, in both talent and number. Creatures can be found just about anywhere, from thick swamps to cold gray asteroids in space, and come in a variety of shapes and sizes.
The Star Wars galaxy teems with an amazing diversity of inhabitants. Creature Creation Part 1: Star Wars Zoology