On the contrary, there is a considerable body of evidence that these fossil traces, known as 'dino-fuzz', have nothing to do with bird feathers... I, and many others, do not find any credible evidence that those structures represent protofeathers.
Alan FeducciaInstead of regarding birds as deriving from dinosaurs, Scansoriopteryx reinstates the validity of regarding them as a separate class uniquely avian and non-dinosaurian.
Alan Feduccia