avian evolution
Fossil Reshuffles Avian Family Tree
Fossil Reshuffles Avian Family Tree
Dan Cossins | May 30, 2013
A newly discovered fossil of what may be the earliest known bird redraws the picture of the early avian evolution, but some researchers are not convinced.
Cretaceous Easter Eggs
Cristina Luiggi | Apr 9, 2012
Researchers discover a 70-million-year-old egg that belonged to a small, bird-like meat-eating dinosaur.
Dinosaursā€™ Shiny Black Feathers
Cristina Luiggi | Mar 9, 2012
A 130 million-year-old winged dinosaur offers scientist the oldest evidence of iridescent feathers.
Ruffling Dinosaur Feathers
Cristina Luiggi | Sep 15, 2011
Dinosaur and early bird feathers trapped in amber around 80 million years ago provide unprecedented insight into the evolution of plumage.
Early Bird Plumage
Early Bird Plumage
Cristina Luiggi | Sep 15, 2011
After rummaging through thousands of amber inclusions housed at the University of Alberta and the Royal Tyrrell Museum of Paleontology in Canada, researchers discovered 11 amber encased-feather fossils that provide the most detailed picture yet of early feather evolution.
On the Origin of Birds
Cristina Luiggi | Jul 27, 2011
The discovery of a new bird-like fossil challenges longstanding theories about which species of dinosaur gave rise to the avian lineage.