ancient
Life Lines
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Looking for Life in an Ancient Subsurface Lake
Posted by Dr. Dolittle on January 14, 2013
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Okay, this may not have anything to do with animal physiology…but then again maybe it does… Russian scientists have just retrieved a core sample of frozen ice from the subsurface Lake Vostok in Antarctica that has been isolated from the outside world for at least 100,000 if not millions of years. The lake was protected…
Ancient bird had specialized teeth!
Posted by Dr. Dolittle on January 8, 2013 Researchers have unearthed a fossil of a robin-sized bird (Sulcavis geeorum) from the Cretaceous Period in China that had teeth! This species belonged to a class of birds with teeth (Enantiornithines) that were plentiful in the age of the dinosaurs. However, the teeth of this well-preserved specimen were different. The teeth were sharp and had…