ANSWERS: 4
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no just the males (the real pretty ones) and the fighting fish are correctly called bettas
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yes i just put a female in a community tank and the female who was there first hadnt attacked any other fish i found the new female struggling to get away with many torn fins and had to remove her immediately and put bettafix into her separate tank
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"Sometimes, but not to the level that the hyper-territorial males do." Source: Quora
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they might
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