Smiling gold fish in an aquarium

Photo: Yoshikazu Tsuno/AFP/Getty Images

Fishy grin

A fish — possibly a blood parrot cichlid — smiles for the camera while swimming among dozens of other [skipwords]fish[/skipwords] inside the "Art Aquarium," an aquatic art installation designed by aquarist Hidetomo Kimura that will be on display in Tokyo until Sept. 24.

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Catie Leary ( @catieleary ) writes about science, travel, animals and the arts.