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Worms like to live in clean water, are good to live in groups, live by eating saprophytes or the carcasses of animals after death, if there is no food they will kill each other, eat their own kind, and like to be in shaded places,
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When there is food, they will kill each other, eat the same kind of living environment, in order to survive, the weak are eliminated.
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In order to be able to survive, it is just an act of last resort.
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This is in the absence of food, in order to survive.
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In nature, only the strong can live, and in the absence of food, the big ones may eat the small ones and live.
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In the survival environment, in order to survive, the weak are eliminated.
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If there is no food they will kill each other and eat their own kind.
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It's to be able to survive.
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If there is no food, they will kill each other.
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They can kill each other without food.
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I've also noticed that they usually seem to be sucked on the edge of a pond or on a rock at the bottom of the water. Swim only when disturbed.
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It doesn't seem to move much, except when it's foraging, my family sinks to the bottom of the water.
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I found out that they may be resting or they may be dead.
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It doesn't matter, you just have to make sure it doesn't go hungry.
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Hmmm
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