The secret of shark eyes
In the dark light of the deep sea, the self-luminous shark has trained its eyes, or rather, its eyes evolve over time.Decode the light on the shark's back
The lantern shark in the Atlantic and Pacific Ocean emits light from the spine so that enemies think they are dangerous animals.Glowing sharks
Some scientists have suspected that dwarf sharks possess glowing organs in their abdomen. But that theory has never been verified.