Hundreds of blackbirds drop dead on Mexico street, incident caught on CCTV

A security camera footage showed hundreds of yellow-headed blackbirds crashing down from the sky and dying due to unknown reasons in Mexico. The bird carcasses were seen scattered across a street in Chihuahua. The migratory birds had arrived from northern Canada and were wintering in Mexico. It is speculated that the birds died due to the effects of high pollution.