Check this out: Birds migrate over Lake Pontchartrain before the storm

Spectacular video shows thousands of birds flying over Lake Pontchartrain. The video was shot on Friday (July 12) as the commuter was heading north along the Lake Pontchartrain Causeway ahead of the landfall of Hurricane Barry. So why are the birds doing this? Well according to experts, birds migratory patterns can respond to atmospheric pressure changes, allowing them to avoid severe weather during migration.
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