Dromaeosauridae

Archaeopteryx

Jeholornis_prima

Sapeornis

Eoconfuciusornis

Changchengornis

Confuciusornis_sanctus

Patagopteryx

Archaeorhynchus

Longicrusavis

Gansus_yumenensis

Yanornis

Apsaravis

Hesperornis

Ichthyornis

Gallus

Anas

Protopteryx

Longipteryx

Iberomesornis

Gobipteryx_N_valifanovi

Eocathayornis

Myfirstpaper

Dunhuangia

Pengornis

Eopengornis

Shanweiniao

Rapaxavis

Longirostravis

Halimornis

Qiliania

Shenqiornis

Elsornis

Cathyaornis_yandica

Feitianius

Eoalulavis

Neuquenornis

Enantiophoenix

streamers

Mama_bird

Eoenantiornis

Concornis