Template:Did you know nominations/Ossicle (echinoderm)

Ossicle (echinoderm)

 * ... that the spines of a sea urchin (two pictured) are connected to other ossicles by ball and socket joints?
 * Reviewed: Gisselfeld

Created by Cwmhiraeth (talk). Self nominated at 15:39, 12 May 2013 (UTC).


 * Symbol confirmed.svg Passes all criteria — Preceding unsigned comment added by Petergans (talk • contribs)