A eight-metre-long Whale shark swims with other fish in a worlds' largest tank with its front panel size of 8.2 metre x 22.5 metre at the Okinawa Churaumi Aquarium on February 26, 2010 in Motobu, Okinawa, Japan. Japan's most popular aquarium attracts more than 2.5 million visitors per year. (Photo by Koichi Kamoshida/Getty Images)

Visitors look at tropical fish transported from Japan's southern island of Okinawa displayed in a giant 14-ton fish tank at the Sony Square event space in Tokyo on July 17, 2016. The 45-day-long summer exhibition will be held through August 28 to display sea creatures common to the waters around Okinawa. (Photo by Kazuhiro Nogi/AFP Photo)

A humpead wrasse, transported from Japan's southern island of Okinawa, swims with other tropical saltwater fish on display in a tank for the Sony Aquarium 2017 exhibition in Tokyo on July 31, 2017. The Sony Aquarium 2017 exhibition, featuring marine life common to the waters around Okinawa, runs until August 13. (Photo by Kazuhiro Nogi/AFP Photo)

A pedestrian reacts as she caught a gust of wind while walking down the famed “Kokusai-dori” street, a tourist spot, in Naha in the main Okinawa island, southern Japan, Thursday, June 1, 2023, as a tropical storm was approaching. (Photo by Hiro Komae/AP Photo)

An Okinawan woman in a kimono checks her phone before attending a ceremony on Coming of Age Day on January 13, 2019 in Okinawa City, Japan. Coming of Age Day is a Japanese holiday held every January to celebrate people who have reached 20 – the official age of adulthood in Japan. Despite being a solemn affair in some parts of Japan, Okinawans have become known for their flamboyant and occasionally boisterous celebrations. (Photo by Carl Court/Getty Images)

U.S. Marine soldiers from 31st Marine Expeditionary Unit, Battalion landing team deployed from Okinawa, Japan, participate in the U.S. and South Korean Marines joint landing operation at Pohang seashore on March 29, 2012 in Pohang, South Korea. Though South Korean has remained technically at war with North Korea since the end of the Korean War in 1953, the tension of Korean Peninsula has again raised as Pyongyang's new leader Kim Jong-Eun administration announced to launch a “Satellite” between April 12 to 16. (Photo by Chung Sung-Jun/Getty Images)

It's a 30-day-old Echidna baby, known as a “puggle” – one of only 24 ever bred in captivity. The proud parents are Tippy and Pickle of Australia Zoo. The tiny baby, whose s*x has not yet been identified, hatched from a soft egg and will continue to develop and nurse inside Tippy's warm pouch. (Photo by Australia Zoo/Rex/Sipa Press)