How do you perk up a lonely fish? This may sound like the start of a particularly silly joke, but it was a very real challenge faced by staff at a Japanese aquarium when they noticed their sunfish was ...

An aquarium employee waves a mackerel near a penguin – but there’s no reaction. When she moves the fish closer to its beak, the penguin turns away haughtily. An otter sniffs the fish, then runs away.

Add Yahoo as a preferred source to see more of our stories on Google. After a Japanese aquarium switched the penguins’ food to a cheaper type of fish to save money, the picky and fussy eaters are ...

An aquarium in Japan is using cardboard cutouts of visitors to cheer up its lonely resident sunfish, who stopped eating after the building closed to real-life visitors. Kaikyokan Aquarium in ...

Just 30 miles northwest of U.S. Army Japan’s headquarters, Aquarium Sagamihara boasts a 131-foot tank of flowing water that replicates a living river environment. Formally known as the Sagami River ...