By Heiko Bleher

One has to know, in the Amazon we find an amazing adaptation of fishes to nature during millennia of evolution. The plants of the tropical rainforest during the dry season have little water and cannot flourish, they have a hard time often to survive and cannot waste energy. The same happens to most of the freshwater fishes of the Amazon region. During the dry period, with a reduced water level, without or hardly any food source, except for the predators which have during this time their feast, many have to starve, or feed on the little available, which in the first place are Detritus…

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