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Avian Evolution

Bird-Dinosaur Relationship Modern Birds Navaornis hestiae Vegavis iaai Baminornis zhenghensis Jurassic Birds Feeding Mechanisms Flight Mechanisms Morphology Bird Species Gastornis Mesozoic Birds Genyornis newtoni Fossil Birds

Chicago Archaeopteryx Reveals Oldest Oral Papillae, Illuminating Early Bird Feeding

A new peer-reviewed study ties the mouth anatomy of Archaeopteryx to the high energy demands of flight.

Newly Described Cretaceous Bird Likely Choked on 800 Stones, Study Finds