mooncalf: Because you can eat them both, if you try hard enough.
crantz: The miracle of life has occurred in my closet and I now possess baby degus. Free to good home/hungry cat.
terminal_frost: Have both. Can I have one?
crantz: bastards gotta be sold in groups.
terminal_frost: One for me; one for the cat then. That should work.
crantz: nono. It's because a solitary degu will get depressed and die.
terminal_frost: I don't think they'll notice if one's eaten; I doubt they can count.