Vision, not limbs, led fish onto land 385 million years ago
Northwestern University, March 7, 2017
https://www.sciencedaily.com/releases/2017/03/170307152509.htm
https://news.northwestern.edu/stories/2017/march/vision-not-limbs-led-fish-onto-land-385-million-years-ago/
The paper is:
MacIver, M. A., L. Schmitzd, U. Mugan, T. D. Murphey, and
C. D. Mobley, 2017, Massive increase in visual range preceded
the origin of terrestrial vertebrates. PNAS, DOI: 10.1073/pnas.1615563114
http://www.pnas.org/content/early/2017/03/09/1615563114
Yours,
Paul H.