Fish intelligence in paradise fish ("Macropodus opercularis") which avoid places where they have experienced a single attack by a predator and continue to avoid for many months. A number of studies have shown that fish can retain information for months or years. Anecdotally, channel catfish ("Ictalurus punctatus") can remember the human voice call announcing food five years after last hearing that call. Goldfish remember the colour of a tube dispensing food one year after the last tube presentation. Sockeye salmon still react to a light signal that precedes food arrival up to eight months since the last reinforcement. Some common rudd and
Happiness... Is Not a Fish That You Can Catch The Smashing Pumpkins and Foo Fighters toured together across Canada. Touring effectively ended after Summersault as the band had announced work for a brand new studio album, "Spiritual Machines" which they had been working on since before the festival and which would be completed and released in Canada before the end of the year. Happiness... Is Not a Fish That You Can Catch Happiness... Is Not a Fish That You Can Catch (written as simply Happiness... on the cover) is the third studio album by Canadian alternative rock band Our Lady Peace. It was released on September 21, 1999 by