Tiny fossil reveals what happened to birds after
dinosaurs went extinct By Carolyn Gramling,
Science Magazine AAAS, July. 10, 2017
http://www.sciencemag.org/news/2017/07/tiny-fossil-reveals-what-happened-birds-after-dinosaurs-went-extinct
The OLDEST tree-dwelling bird species revealed:
62 million-year-old 'Tsidiiyazhi abini' fossil
suggests avians rapidly evolved after the asteroid
strike that wiped out the dinosaurs
by Shivali Best, Mail Online, July 11, 2017
http://www.dailymail.co.uk/sciencetech/article-4684926/62-million-year-old-Tsidiiyazhi-abini-fossil-discovered.html
Fossil sheds light on bird evolution after asteroid
strike By Helen Brigg, BBC News
http://www.bbc.com/news/science-environment-40535631
Ksepka, D.T., T.A. Stidham, and T.E. Williamson,
2017. Early Paleocene landbird supports rapid
phylogenetic and morphological diversification
of crown birds after the K–Pg mass extinction.
Proceedings of the National Academy of Sciences.
http://www.pnas.org/content/early/2017/07/05/1700188114
Yours,
Paul H