But fish aren’t stupid
As the saying goes “Travel broadens the mind”: I agree, provided one is not only relaxing, basking in the sun, eating and drinking well and generally lazing around, but also takes an interest in learning something new and exploring the environment.
On a trip to a Japanese town by the name of Tsu in the prefecture known as Mie, I got to know a method that would allow me to go on an extended vacation without having to worry about who is going to feed my aquarium fish while I’m away. Dr Kohbara showed me some goldfish in his laboratory, which when hungry snap at a little bead that’s hanging in the water and is attached to a string that operates a switch of an electronic feeding machine. By pulling at the string, a knife tip of food is released from the feeder. Continue reading