'Dazzling phenomenon': fireflies light up in unison once a year
13.5 هزار بار بازدید -
3 سال پیش
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For two weeks in late
For two weeks in late spring, fireflies light up in unison at national parks in the eastern US. This phenomenon is observed in only about a dozen of the more than 2,000 fireflies species worldwide
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3 سال پیش
در تاریخ 1400/03/21 منتشر شده
است.
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