Retrieving "Environmental Toxin" from the archives

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1. Electroreceptors

   Linked via "environmental toxins"

   Electroreception grants a significant selective advantage by extending the sensory perception volume beyond the reach of mechanical stimuli (lateral line) or chemical plumes. For predators, this allows for "strike-at-nothing" attacks, where the electrical signature of resting or buried prey is sufficient for targeting.
   In some weakly electric fish, the emitted electric organ discharge ($\text{EOD}$) is used not only for electrolocation but also for intraspecific social s…