xenology n.

I meant to major in xenology and exotic biology in college.

You have every rotten plague and dangerous plant pest known to xenology, right here in your hand.

Included in the protectorate with the gentle Osmers and placid Glothees were the Ninfadelian Porsa, a race of raucous mucusoids so foul and unloveable that even graduate students in xenology, hardened by years of study among primitive and even disgusting societies, could seldom be found to live near the Porsa and study their ways.

Lark abruptly recalled something he had read once, in a rare galacto-xenology text, about a type of hydro-life called Zang.