The aquarium noted, “We didn't know the cause [of the fish feeling unwell] ... but one of the staff members said, ‘Maybe he's lonely without the visitors?’ " An aquarium in Japan is getting creative ...

Likewise, the Kaikyokan Aquarium’s listless fish has long been the sole occupant ... according to National Geographic. Without its usual crowd of spectators, Kaikyokan’s sunfish essentially ...

The aquarium noted, “We didn't know the cause [of the fish feeling unwell] ... but one of the staff members said, ‘Maybe he's lonely without the visitors?’ " Kimberlee Speakman is a digital ...