Environment

Scientists Stumble Upon a Tremendous Army of Migrating Crabs

There aren’t enough mallets in the world to deal with this swarm.
WHOI

Picture a mighty herd of bison in the days before hunting slashed their numbers, kicking up huge dust clouds as it stamps across the American plain.

Now get ready for a similarly incredible migration, but with carapaces and pincers: a huge army of red crabs, cloaked in roiling sediment and advancing unstoppably over the ocean floor.