Contact: Myles Gough
University of New South Wales
Caption: This is a MicroCT reconstruction of a portion of the spine showing details of its internal anatomy: 1 - inner wall, 2 - wedge, 3 - barb, 4 - bridge, 5 - porous zone.
Credit: Dr. Naomi Tsafnat
Usage Restrictions: None
Related news release: Sea urchin's spiny strength revealed