Fish live in water, They use their special organ called gills for breathing. Some fish are dangerous to humans. Here are the world's most dangerous fish.
Electric Eel (电鳗) —It is a South American fish. Electric eels are long, and generally gray-brown in color. The electric eel can reach up to 9 feet long and can weigh up to 22 kg. The fish has a mouth rich in blood vessels (血管) that can be used as lungs. Its tail has the electric organ that discharges (释放) 300-650 volts of electricity.
Stonefish—These venomous (有毒的) fish are generally found in the waters of the tropical Indo Pacific. These fish have small eyes and large heads and mouths. If you ever see one, stay well away from it.
Piranal (水虎鱼) — There are more than 60 species of Piranha fish. These meat-eating fish have sharp teeth. Most of the Piranha species eat anything that they can find or feed on plants.
Great White Shark —These powerful fish are also known as the white pointer. The great whites have been around for more than15 million years. This shark is known for attacking humans.
Puffer Fish(河豚) —They can inflate (使膨胀) themselves with water and air to turn into a ball several times their real size. One puffer fish has enough toxins (毒素) to kill about 30 humans. There are total 120 species of puffer fish all over the world.
