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When will the sparrow change feathers

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Sparrows usually change feathers from May-June. This bird is not a one-time change, but gradually replaced.Usually it changes hair every year, and it will be changed twice a year.Change hair is of great significance. On the one hand, it is for pairing, and on the other hand, prepare for winter.Keep hygiene while changing the hair, and pay attention to the wind to avoid the birds from frozen and cold.

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