est visitor who scared them the worst. The Horses tried not to touch the Wigglers, while a Robin was only too glad if he happened to get one into his bill with the water. The Dragon-Flies were the worst, for they were the hungriest, and they were so much smaller that sometimes the Wigglers didn't see them coming. Sometimes, too, when they thought that a Dragon-Fly was going the other way, some of them stayed near the top of the water, only to find when it was too late that a Dragon-Fly can go backwards or sidewise without turning around.
When they were a few days old the Wigglers began to change their skins. This they did by wiggling out of their old ones and wearing the new ones which had been growing underneath. This made them feel exceedingly important, and some of them became disgracefully vain. One Wiggler would not dive until he was sure a certain Robin had seen his new suit. It was because of that vanity he never lived to be a Mosquito.
After they had changed their skins a few times, they