User:SOTO/Forum Archive/The Reference Desk/@comment-188432-20130505035914/@comment-26975268-20130508011523

Okay, you have me there. Although you really should note that both milk and blood are completely independent of cattle and humans, as they can both come from almost any other species.

Still, I guess I have nothing in particular against red leech poison. No further comments, Your Honour. :)