#cruralispennia

[albertonykus]

This is Cruralispennia, a very interesting dinosaur despite its tongue-twisting name. It’s a surprisingly fast-growing enantiornithine with strange feathers. Click the image to read my article on it!

[danbensen]

A bizarre Early Cretaceous enantiornithine bird with unique crural feathers and an ornithuromorph plough-shaped pygostyle

Although now extinct, Enantiornithes was the most diverse group of birds in the Mesozoic. Here, Wang and colleagues describe a new species of enantiornithine bird from 131 million years ago with features that suggest extensive diversification had occurred in the enantiornithines by this time.