Ines Vuckovic/Dose

The only list that includes meat, money and poop.

It’s a bird! It’s a plane! It’s… spiders falling from the sky? That’s what a group of tourists saw during a casual hike in Argentina in 2007. The prevailing theory is that strong winds blew the spiders some distance before dropping them onto the surprised travelers — but to this day no one knows for sure what happened.

Since Biblical times, when giant hailstones rained from the heavens, a number of other bizarre organisms and objects — from cows to sharks — have plummeted from the sky.

Here are 15 of the strangest things to fall to Earth: