Gulper eels are found deep underwater with little known information about them. Watch this video of a gulper eel ballooning ...

The higher the eel jumps, the more deadly the shock can become. Produced by Brad Streicher. Video courtesy of Reuters. Follow TI: On Facebook More from Tech Vanderbilt University researchers ...

Eating improperly prepared eels could be deadly. Eel blood contains a toxin that can provoke muscle cramping (including, critically, cramping of the heart muscle) in humans and other mammals.

Alexander von Humboldt was intrigued by deadly electric eels. He was so determined to learn more about them, that in Los Llanos, he’d hold them in his hands to test the strength of their shock.

Source: Moment RF / d3sign/Getty Images Growing up in the Lettermarriner Clan country in Tasmania’s North Midland Nation, catching eels was a regular part of day to day life for Geoffrey McLean.