[Rockhounds] Rare Baby Bird Fossil Found in Cretaceous Lacustrine Strata, Spain

[Paul]

Rare Baby Bird Fossil Found in Dino-Era Rock
The 127-million-year-old hatchling could provide
insight into avian evolution. By Elaina Zachos,
National Geographic, March 5, 2018
https://news.nationalgeographic.com/2018/03/bird-skeleton-flight-evolution-mesozoic-spd/

The open-access paper is:

Knoll, F., Chiappe, L.M., Sanchez, S., Garwood,
R.J., Edwards, N.P., Wogelius, R.A., Sellers, W.I.,
Manning, P.L., Ortega, F., Serrano, F.J. and
Marugán-Lobón, J., 2018. A diminutive perinate
European Enantiornithes reveals an asynchronous
ossification pattern in early birds. Nature
communications, 9(1),  p. 937.
https://www.nature.com/articles/s41467-018-03295-9

Yours,

Paul H.