MicroCT imaging of the optic tecta (in blue) within the brain (dark) of a Giant Moray eel (Gymnothorax javanicus) (left) and Hardhead Silver Side (Atherinomorus stipes) (right)

23 Jul 2018
Ipsita Herlekar

Nocturnal fishes were found to have smaller optic tecta (relative to the rest of the brain) than those that are active during the day, even though their eyes are larger.

Credit: 
TLI

Download full-resolution image