Cretaceous Sea Urchin Pendant Necklace Size:Large (Bezel) Scientific experiments featured heavily in

Scientific experiments featured heavily in the rotation

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readers can now witness Anning's groundbreaking discoveries of mythical sea dragons and experience her world in a whole new light

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On the evening of October 15

Cretaceous Sea Urchin Pendant Necklace Size:Large (Bezel) Scientific experiments featured heavily inAbove: Artist's Concept of the Tethys Sea during the Cretaceous (Source: Mini Museum) Ancient sea urchins, small and spiny creatures, have existed for millennia. These echinoids first appeared in oceans 450 million years ago, where they fed on algae and sponges. Their flexible spines purpose was two fold: to protect against predators and allow for the slow crawl towards the urchins next meal. Buried for millions of years, their fossils appear in many