Sharks glow in the dark for two hours

Discover a team of researchers sharks Rare ketvin, which is the largest deep-sea marine luminous organism, 1.8 meters long, at a depth of 800 meters east of New Zealand.

“This kind of Sharks Two or three hormones stimulate or slow down the emission of light, this lighting process is slow and time-consuming and, once it occurs, it lights upshark For an hour or two, it can’t go out quickly, “according to the Guardian newspaper.

Upon discovering the glowing sharks, Malefit carefully moved one of them to a dark room, and in this darkness he could see a live shark glowing blue and green.

to possess Sharks Small cup-shaped structures spread over its skin and in the center of each cup are cells that emit light and a lens that directs the light outward.

Small size of sharksYou held her spine to warn strangers to stay away from her, as well as some males Sharks They light up their genitals during the mating period. While many of these fish also have stomachs which can glow so that their light mixes with the blue light from the surface to be hidden from other animals. As for the large size of this type of shark, their stomachs light up to reveal the sea floor, so they can clearly see their prey.

Beach closed for 48 hours … due to a white shark attack on a woman in San Diego

it’s still sharks The bright ketvin holds mysterious secrets about how it produces light in the first place, especially since many bright marine creatures contain symbiotic bacteria in their bodies that help illuminate them, but none of them have been found in sharks bright ketvin

Some other luminous organisms produce chemicals that carry out reactions that produce light, but they have not been shown to be present in ketvin sharks either, which makes it a mystery to scientists.