Crocodiles are apex predators in many freshwater ecosystems, but even they can encounter prey capable of fighting back. One such animal, as shown in the video clip, is the electric eel, a South ...
Most of us have probably used a 9-volt battery. They power small household items such as clocks, smoke detectors, and toys. Now think about what you could power with 860 volts. It’s 95 times the ...
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