Mound of dead mayflies on PA bridge

Name: Mound of dead mayflies on PA bridge
Uploaded: 2021-06-25T19:46:00Z
Duration: 1 min
Description: A heaping pile of dead mayflies was spotted on a bridge in Columbia, Pennsylvania, on June 22, amid a notorious annual insect swarm.

A heaping pile of dead mayflies was spotted on a bridge in Columbia, Pennsylvania, on June 22, amid a notorious annual insect swarm.

Posted June 25, 2021 3:46pm EDT