image: GIF: Six catshark embryos (80 days post fertilization). This material relates to a paper that appeared in the Nov. 7th, 2018, issue of Science Advances, published by AAAS. The paper, by R.L. Cooper at University of Sheffield in Sheffield, UK, and colleagues was titled, "An ancient Turing-like patterning mechanism regulates skin denticle development in sharks." view more
Credit: Rory Cooper