Torrents are nocturnal animals. They often swim to the shoal at night to feed on snails, clams, frogs, shrimps, fish and other animals, and have a huge food intake. Usually, they can eat food equivalent to 5% of their body weight at one time, and then half of their body weight. You can stop eating for a month.

When preying, the scorpion will lurk in the shallows of the water, retract its head into the carapace, and expose only the eyes and The beak delivers a lethal attack when the prey gets close.