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)

This undated photo provided by the U.S. Fish and Wildlife Service shows two island foxes in Channel Islands National Park, Calif. Three fox subspecies native to California's Channel Islands were removed from the list of endangered species Thursday, August 11, 2016, in what federal officials have called the fastest recovery of any mammal listed under the Endangered Species Act. (Photo by Chuck Graham/U.S. Fish and Wildlife Service via AP Photo)

A frog sits on a leaf and instead of seeing a reflection of itself in the water below, it sees a snail, attached to the bottom of the leaf, in a fish tank in Vietnam. (Photo by Duong Quoc Dinh/Solent Ne/SIPA Press)

A selection of winning images from the Pink Lady food photographer of the year awards. Here: On the phone – Fishes of Hilsa by Azim Khan Ronnie. (Photo by Azim Khan Ronnie/Pink Lady Food Photographer Award 2020)

A Somali fisherman carries a fish from his vessel on the shores of the Indian Ocean on Liido beach, in Mogadishu, Somalia November 4, 2016. (Photo by Feisal Omar/Reuters)

An employee collects eggs from inside a dead female sturgeon at the caviar fish farming company “Sturgeon”, the leading French producer, in Saint-Genis-de-Saintonge, France, November 8, 2016. (Photo by Regis Duvignau/Reuters)

A fisherwoman prepares a meal in her home in a fishing village in Virar, about 40 km (25 miles) from Mumbai December 27, 2005. (Photo by Adeel Halim/Reuters)

Diver Sven, still in disguise, cleans the aquarium glass after a Santa Claus visit to the fish at Sea Life Berlin on December 6, 2021. (Photo by Christoph Soeder/dpa)