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Millions of mayflies swarm lakeside communities each summer. 48 hours later they die, leaving behind a slippery mess that can make roads dangerous.
Videos posted online show mayflies, which are harmless, blanketing the surfaces of stores, gas pump…
Heather Schlitz
Swarms of dying, sex-crazed insects are wreaking havoc all over the US
Mayflies, also known as shadflies, are a primitive order of insects that divide into thousands…
Rafi Letzter
This Terrifying Swarm Of Flies Is So Massive It Shows Up On Weather Radar
Though the swarm may appear terrifying, and causes car accidents, it's actually a good sign for the…