EXCERPT

For the first time, a team of Japanese researchers have been able to sequence the complete genome of the Pacific bluefin tuna (Thunnus orientalis) and to identify the genes that are responsible for its remarkable eyesight. This feature has turned this species into an extremely efficient predator in the ocean.

SOURCE

http://www.fis.com/fis/worldnews/worldnews.asp?id=62435

ARTICLE

Nakamura, Y. et al. 2013. Evolutionary changes of multiple visual pigment genes in the complete genome of Pacific bluefin tuna. PNAS 110(27):11061-11066. (http://www.pnas.org/content/110/27/11061.full?sid=900519e0-5eed-487c-b9c8-a21d073ff44b)