[To beings like them, not predisposed towards physical contact, even that little bump is noticeable. Glacius chirps softly, an appreciative noise, before turning his attention to her question.]

Drinking..? Ah, just water, most likely. It provides the most efficient hydration to my body. [Knowing what she likely means, however, the alien adds on;] Plus I am... technically on-duty still. It would not become me to consume intoxicants and find myself unable to function properly...