This fabulous ricefield-themed aquarium was set up at a trade show in Poland in September. The single male Fighter it contained was supposed to swim in the upper terrace, but he had different ideas, as the video below shows...
Every time the Fighter was put back in the top terrace by members of the Association of Fishkeepers from WrocÅ‚aw — who set up the aquarium for the ZooBotanica 2013 fair — he managed to work his way back down to the bottom again.
The video below shows him doing just this — you can see the fish apparently looking for the best crossing places…
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