An analysis of fossilized dinosaur tail bones suggests some feathered dinosaurs used tail plumage to attract mates. Artist’s impression of Similicaudipteryx using its tail feathers in a mating display (Sydney Mohr) A team of paleontologists, led by Scott Persons of the University of Alberta, followed a chain of fossil evidence that started with a peculiar fusing together of vertebrae at the tip of the tail of four different species of dinosaurs,...
