pigment
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.
Repainting Ancient Birds
Megan Scudellari | Jul 1, 2011
Using synchrotron rapid scanning X-ray fluorescence to map the distribution of trace metals in avian fossils over 120 million-year-old, researchers reconstruct the pigment patterns of their feathers—revealing some of the extinct birds' long-lost colors.
Color by Number Fossils
Megan Scudellari | Jun 30, 2011
Researchers map pigments in early bird fossils using preserved metallic residues.