Unlike albinism, where there is a complete lack of melanin and the iris is red due to underlying blood vessels, leucistic animals retain normal eye pigmentation. In the case of this angular roughshark ...
Scientists have spotted a deep-sea “ghost” white shark with a rare genetic disorder, shedding light on how such abnormalities ...
A ghostly white deep-sea shark, the first of its species with leucism, was caught at 656 feet off Sazan Island.