Aquarium staff in Japan used cardboard cutouts and waves to cheer up a lonely sunfish, improving its health.

At the Kaikyokan Aquarium in Japan, a sunfish became unwell after renovations caused visitor numbers to drop. Aquarium staff, suspecting loneliness, placed cardboard cutouts of people and staff uniforms on the tank, and waved at the fish. Known for its curiosity, the sunfish responded positively, improving its health and behavior.

2 months ago
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