Crash Course In Philosophy Of Mind
First of all: Gah. I can't believe I forgot to mention the Stanford Encyclopedia of Philosophy. THIS is a really good intro to your research topic: http://plato.stanford.edu/entries/consciousness-animal/







After that, at least one of the following, in any order:



If you don't like either of those, then try this instead: http://plato.stanford.edu/entries/consciousness

Then there's this, which is probably not relevant to your project but which I find a lot of fun and helpful for thinking about consciousness in general: http://bunny.xeny.net/temp/Jo/On-having-no-head.pdf

Jason