Fish found to communicate with one another using urine

(Phys.org)—A trio of researchers with the University of Bern in Switzerland has found that at least one species of fish communicates with others of its kind using chemicals in its urine. In their paper published in the ...

Fishy parents distinguish friend from foe

With intruders lurking everywhere, the volcanic crater lakes of Nicaragua can be a dangerous place to raise a family, especially if you're a fish.

Cichlid sisters swim together in order to reach the goal

The manner and routes of dispersal vary with the species and the ecological conditions. Many fish form shoals to avoid predation. Shoaling with familiar conspecifics affords the fish an even greater advantage by increasing ...

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