CIL:38980 - http://www.cellimagelibrary.org/images/38980
Description: Confocal image of the developing eye of a chick embryo. The dark region in the centre is the where the surface layer has invaginated to form the lens vesicle. The tissue surrounding this space is stained red and will go on to form the lens. The outer ring of red stained cells will form the retina.
Author: Kate Whitley
Licensing: Attribution-NonCommercial-NoDerivs 2.0 UK: England & Wales (CC BY-NC-ND 2.0 UK)