This is my entry to round 1 of   worldcraft If you want to enter, details can be found on their page. Only got a couple days though, hence why I did this before continuing with my requests (don't worry guys! I haven't forgotten about them! :P)

This describes two alien species found on a planet designated Sigma-4. I've done it in a kind of organised mish-mash style, as though it's been done by exploration teams in preparation for some kind of wildlife guide.