Ultra black fish live very deep in the sea, and the whole body is more black than normal black, so it is called ultra black. The secret of this color has been revealed.

<Oh! Click> The third search term is'Ultra Black Fish'.

According to a research team at Duke University in the United States, ultra-black fish such as'deep-sea toothed black meat' have very unique skins unlike other black fish.

When analyzed by a spectrometer, the light reflected from the skin of ultra black fish was only 0.5%.

It is more than 20 times blacker than ordinary black objects we encounter in everyday life, and the light reflectance is much lower.

Skin that is almost invisible can be easily avoided from hunting or being exposed to predators by gastrointestinal surgery. It was expected to be used in various fields.

The netizens responded, "It's a little scary, but it's a fish with science in its body."

(Source: YouTube MBARI)