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How long have jellyfish lived in the ocean? This jellyfish fossil is from the...
A Squalodontid Success
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal...
Wed, 06/22/2011 - 17:47
About 100 million years ago, during the heyday of the dinosaurs, reefs were built...
Fri, 12/04/2009 - 14:25
Where ocean currents were strong, ancient rudist “recliners” lay unattached on...