What Caused the Mass Extinction of Billions of Passenger Pigeons?

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SciShow
381.6 هزار بار بازدید - 6 سال پیش - How could the most abundant
How could the most abundant bird in North America go extinct so quickly? The short answer is: humans. In under a century, the passenger pigeon went from the most common bird to completely extinct.  Michael Aranda takes a look at what exactly caused this mass extinction and what we can do to prevent it in the future.

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6 سال پیش در تاریخ 1397/04/11 منتشر شده است.
381,637 بـار بازدید شده
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