But today even the unmitigated misanthropy of the camels could not shake Mike's moodiness; he looked at them without smiling.  Nor did the monkeys and apes cheer him up.  They stood for quite a while in front of a cage containing a large family of capuchins, watching them eat, sleep, court, nurse, grooms and swarm aimlessly around the cage, while Jill surreptitiously tossed them peanuts despite "No Feeding" signs.