Deep-sea fishes’ eye chemistry might let them see colors in near darkness
Proteins found in eye rod cells suggest deep-sea sight may be more than just shades of gray
![tube-eye fish](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/05/050919_sm_deep-sea-fish_feat.jpg?fit=860%2C460&ssl=1)
I SPY Eye proteins surprisingly found in some deep-sea fishes such as the tube-eye fish (shown) raise the possibility that the animals can see color in the ocean’s dark depths.
©Solvin Zankl/naturepl.com