The lifeguard told the mother to make her young son stop urinating in the pool.
"Everyone knows," - the mother lectured him, "that from time to time, young children will urinate in a pool."
"Oh really?" said the lifeguard, "from the diving board!?!?"
Every night, wasps bite into the stem of a plant, lock their mandibles (jaws) into position, stretch out at right angles to the stem, and, with legs dangling, fall asleep.
