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Prehistoric mammal hair found in amber

Palaeontologists have discovered mammal hair encased in 100-million-year-old amber. While older 2D fossilised hairs are known, those preserved in the amber are the oldest 3D specimens known. The hairs, found alongside a fly pupa in amber uncovered in southwest France, are remarkably similar to hair found on modern mammals. That

Non-avian feathered dinosaurs may have just been birds

A new paper is arguing that a lot of the "non-avian theropod" dinosaurs from the Cretaceous may just have been birds. All birds are technically avian dinosaurs, but there's still controversy over exactly how and when the first actual birds emerged. UC Berkeley's J. Lee Kavanau, the author of the paper, argues