An curved arrow pointing right. Scientists made an unprecedented discovery that sheds light on our understanding of dinosaurs. Follow BI Video: On Twitter More from Science Scientists made an ...

which places it squarely during the period when dinosaurs were evolving into birds. Psittacosaurus only had feathers on its ...

but feather-specific skin on its tail only, according to a new study in the journal Nature Communications. The presence of two types of skin on the fossil implies that dinosaurs may have retained ...

A feathered dinosaur is any species of dinosaur possessing feathers. While this includes all species of birds, there is a hypothesis that many, if not all non-avian dinosaur species also possessed ...