London, United Kingdom
Photograph - Photograph
Shark (class Chondrichthyes). Coloured X-ray of a transverse section through a shark. Its nervous system (yellow) is made up of a brain (upper centre) and spinal column (yellow line), off of which comes a network of nerves.
May 2nd, 2013
Viewed 17 Times - Last Visitor from Beijing, 22 - China on 05/03/2015 at 9:33 PM