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Latest Wiwaxia Stories

2013-01-03 11:04:17

Of all the famous fossil localities in the world – Mongolia´s Flaming Cliffs, Tanzania´s Olduvai Gorge, Wyoming´s Green River, Germany´s Solnhöfn Quarry – perhaps none is as widely celebrated as British Columbia´s Burgess Shale. High in the Canadian Rockies, the Burgess Shale contains some of the oldest and most exquisitely detailed fossils of early life on Earth. Visiting the Burgess Shale requires some preparation – you must hire a...

How The Mollusc Got Its Teeth Revealed By Ancient Fossils
2012-08-22 15:06:06

The radula sounds like something from a horror movie — a conveyor belt lined with hundreds of rows of interlocking teeth. In fact, radulas are found in the mouths of most molluscs, from the giant squid to the garden snail. Now, a "prototype" radula found in 500-million-year-old fossils studied by University of Toronto graduate student Martin Smith, shows that the earliest radula was not a flesh-rasping terror, but a tool for humbly scooping food from the muddy sea floor. The Cambrian...


Word of the Day
blee
  • Color; hue; complexion.
This word is Middle English in origin.
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