Posts Tagged ‘Eocene Epoch’
Climate spurs 65M years of evolution
BROWN (US) — Climate change profoundly influenced the rise and fall of six distinct and successive waves of mammal diversity in North America over the last 65 million years, new research shows. Continue…
Wednesday, December 28, 2011 11:05 - 1 Comment
Top Stories - Aug 24, 2011 9:41 - 0 Comments
Fingernails are 55 million years old
U. FLORIDA (US) — Nails on fingers and toes first appeared at the same time as a 200,000-year global warming event 55 million years ago, giving modern primates better agility and the ability to grasp. (more…)
Earth & Environment - Aug 31, 2010 13:06 - 0 Comments
Gators thrived on swampy Arctic island
U. COLORADO (US)—Ancient alligators and giant tortoises were able to flourish on Ellesmere Island well above the Arctic Circle some 50 million years ago, even as they endured six months of darkness each year. Now scientists think they know why. (more…)
Science & Technology - Mar 20, 2009 11:32 - 0 Comments
Feather color detected in 30 million-year-old bird fossil
YALE (US)–Scientists have discovered traces of organic material in fossilized bird feathers from 30 millions years ago. Yale University researchers say the material appears to be remnants of pigments that once gave birds their color, opening up the possibility of pinpointing the original hue of ancient birds and their ancestors, the dinosaurs. (more…)
