Papers have been flapping with new headlines about the latest in a long line of alleged dinosaur ancestors of birds. This one is claimed to be a sensational dinosaur with feathers on its hind legs, thus four ‘wings’.1 This was named Microraptor gui—the name is derived from words meaning ‘little plunderer of Gu’ after the paleontologist Gu Zhiwei. Like so many of the alleged feathered dinosaurs, it comes from Liaoning province of northeastern China. It was about 3 feet (1 meter) long from its head to the tip of its long tail, but its body was only about the size...