Understanding Evolution


The name Sanctacaris translates to "Holy Shrimp".
Sanctacaris grew to nine centimeters (about three and a half inches long) and probably made its living swimming around and seizing prey with its spiny mouth appendages. Because of these formidable claws, the scientist who first discovered its fossils nicknamed it "Santa Claws".


View this article online at:

Understanding Evolution © 2015 by The University of California Museum of Paleontology, Berkeley, and the Regents of the University of California