Each summer in East Tennessee, the forest comes alive with a spectacle that defies description: thousands of fireflies flashing in perfect unison, lighting up the woods like a living constellation. These aren’t your backyard bugs—they’re synchronous fireflies, a rare species whose coordinated bursts of light turn courtship into a silent symphony. [Originally broadcast on July 13, 2014] https://cbsn.ws/40fFMXQ | CBS Sunday Morning

369K views · 15K reactions | Take a look at these bright fireflies shining at Great Smoky Mountains National Park in Tennessee. The fireflies buzz brightly in sync for a couple of weeks every year. 29K people applied for a pass to see the fireflies this year - only 6% made the cut. https://cbsn.ws/2wUhZ1C | CBS Sunday Morning | Facebook