Sea urchin tests

Description:

Summary From https://www.flickr.com/photos/jurvetson/751085804/ Author: Steve Jurvetson Two dried sea urchin exoskeletons, or "tests". "The little sea urchin on top is quite unusual. It was discovered by a research vessel near New Caledonia at a depth of 1000 ft." Licensing[edit] : This file is licensed under the Creative Commons Attribution 2.0 Generic license. :. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. https://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue.