A peculiar fossil has helped scientists discover an unusual bird that lived among the dinosaurs 120 million years ago, and the find is changing the way researchers think about avian evolution. The previously unknown species has been named Imparavis attenboroughi, which means “Attenborough’s strange bird” in Latin in honor of British naturalist Sir David Attenborough. All birds descended from dinosaurs, and some of the earliest ones resembled them.
While modern birds have fused forelimb digits, enantiornithines still had independent movement in the “little fingers” on their wings. “Most of the ‘hand’ would be encased in tissue to help form the wing, but the little claws might have been used to manipulate food, aid in climbing, or other yet-not-thought-of behaviors,” Clark said. The mysteries of avian evolution Clark and his colleagues can’t say for sure what kind of foods Imparavis ate or exactly why it was toothless.
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