Recently, in places like Hebei, Henan, Sichuan, and Inner Mongolia, thousands upon thousands of crows appeared in the sky, swirling like black clouds. It looked like a scene from an apocalyptic movie. Netizens were alarmed.On October 21, a netizen said, "In Changfeng County, Hefei, Anhui, the sky was full of crows. It was so dense, it’s unbelievable. We’re afraid to ask what’s going on."On October 21, a netizen from Yuci, Shanxi, posted a video asking, "What’s with all these crows circling like this?"On October 20, in Shijiazhuang, Hebei, the sky was filled with crows.Join this channel to get access to perks:   / @chinaobserver0