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Showing results for tags 'enantiornithine'.
From the album: Hell Creek / Lance FormationsAvisaurus cf. archibaldi Hell Creek Fm., Garfield Co., MT, USA More information Avisaurus is an extinct, toothed Enantiornithine bird that lived at the very end of the Cretaceous. It likely held a similar niche that hawks/eagles do today, preying on small vertebrates like lizards and mammals.