Electroreception is the biological ability to perceive natural electrical stimuli. It has been observed almost exclusively in aquatic or amphibious animals, since water is a much better conductor than air, the currently known exceptions being echidnas, cockroaches and bees. Electroreception is used in electrolocation (detecting objects) and for el...
Found on
http://en.wikipedia.org/wiki/Electroreception
(from the article `mechanoreception`) Perhaps the most interesting specialization of the lateralline system is the formation in several groups of fish of deeply buried, single ... ...a groove together with a small eye. The senses of sight, smell, and hearing are essentially shut down while the platypus is submerged to feed, but ... [...
Found on
http://www.britannica.com/eb/a-z/e/20
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