Xenology

This article related to Warhammer 40,000 is a stub. You can help 1d4chan by expanding it

A Black Library sourcebook, which purports to be an Inquisitor's account of his investigation of a rogue Magos Biologis. Along the way, he publishes the Tech-priest's notes on dissected aliens and xenotechnology.

Many interesting details of alien biology are given, some of which are a little dubious, like toes on a Tau. Other details are just weird, like Eldar having crystalline feces and extremely sensitive ears.