I have a goldfish, and it's chasing the other four fish. Is it a boy or a girl?
Md Ariful Islam
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,
এমবিএ(মার্কেটিং)
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Dr. Md Rushad Rahman
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If it is nipping the tails of the others, then this is not a act of breeding, and it could be either. But if he swims under the others and noses their bellies, this is a sign of a male fish during breeding season.
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