Why some fish produce electricity?

{Title}

Some fish perceive electricity and other factor. The reason: In order to survive, but also stunning the prey … ( VIDEO )

Real News – RSS Environment

All rights are reserved by the University of Pennsylvania Museum of Archaeology and Anthropology (Penn Museum). Any use of the footage in productions is forbidden unless rights have been secured by contacting the Penn Museum Archives at (215) 898-8304, or email photos@museum.upenn.edu. This film and all of the films in the Penn Museum collection are copyrighted by the Penn Museum, and are not in the public domain. PRODUCER: WCAU TV (CBS, Philadelphia) HOST: Dr. Froelich Rainey PANELISTS:-Dr. Carleton Coon – expert on the Middle East; anthropologist; winner of Viking Medal for psychical anthropology-Dr. Schuyler Cammann – expert on the far East; author-Dr. Matthew Sterling SHOTLIST: Item # 1 Volcanic glass — obsidian 3000 BC; Northern Iraq used to make razor like blades similar material found in Mexico Item # 2 From Mexican tomb (Zapata, Mexico) seated man 6-11 century AD Item # 3 Northern Japan Ainu ceremonial quiver late 19th century Item # 4 Late 19th century wooden mask represents a god Ivory Coast of Africa Item # 5 Gold breast plate Columbia Date unknown — coming of Europeans Item # 6 Wooden dish c / a early 1900s Philippines dog Item # 8 Northern Iraq 8-9 century BC pottery dog