Is it what the diving Monken people does? https://www.sciencealert.com/these-sea-nomad-children-can-see-underwater-like-dolphins https://www.sciencealert.com/th

Is it what the diving Monken people does? https://www.sciencealert.com/these-sea-nomad-children-can-see-underwater-like-dolphins https://www.sciencealert.com/these-sea-nomad-children-can-se...