Jim stuffed a towel and a toothbrush in a small bag, then grinned and tossed them back on the bed. "Heck, it's just overnight. I'll take my sleeping bag and some snacks." He raided the kitchen for some goodies and headed off to the zoo.
It was strange coming to the zoo so late at night - nobody was around except by the side gate that his ticket told him to go to. There were ten other teenagers there, all about Jim's age of 17, four girls and six boys. One fo the boys made a wisecrack about some fo the guys having to screw each other, but the man taking tickets grinned and said "It doesn't matter what sex you are going in."
Once they were all inside the gate, it was locked. The keeper looked them over. "OK. Time to find out who sleeps where. The grizzly bear, the elk, and the crocodile each have one opening. The chimpanzees, the lions, the peacocks, and the gazelle each have two openings."
One girl said "Huh? We're actually sleeping with the animals. Isn't that dangerous?"
The keeper shook his head. "I promise not a single one of you will be harmed - the animals will accept you completely. Hey, what's the point of a zoo sleepover if you don't sleep witht he animals? Might as well go home, otherwise."
He looked at Jim. "OK, you get first choice because you are closest to me."
Jim thought about his choices. "Well, I guess I'd like to try sleeping with the..."