By sensing the light produced by the special organs on its skin
By sensing the light produced by the special organs on its skin
They are vary bright I watched finding Nemo and I asked my self the same thing. If you see light can help us in many ways and even help us live! It's like it you eat 100 carots it helps you see in the dark weel with the fish there born with that sence.
behavioral
as there is no light in deep waters,deep sea fishes get their eyes reduced during evolution.due to the availability of some light at middle of sea fishes living there have bigger eyes for clear vision.
Horned lantern fish was created in 1932.
A sightless fish is a fish that lives in a dark cave and the fishes' DNA knows that the eyes are not needed so the eyes go away
A "Lantern" Fish lives in the Midnight Zone of the Ocean.
i
algae. Lantern fish eat mainly plankton.
The Lantern fish is an alternative food resource to krill for predators like the squid or king penguin. The lantern fish itself, eats mainly zooplankton.
in water