Only water is visible in the ocean
There are many animals and fish inside the sea
Have you ever wondered what happens in the depths of sea, know
First of all, know that the depth of every sea is different.
The depth of the sea is very cold and dark.
Somethings there is a lot of pressure under the sea.
Due to which there is lack of oxygen under the sea.
Many animals live under the sea due to low oxygen level.
Despite many researches, no human has been able to live at the bottom of the sea.
However , the mystery under the sea still persists .