Where it lives: Below 1,640 (500 meters) deep in Antarctica's Southern Ocean What it eats: Unknown. Probably other animals and/or organic debris. Why it's awesome: With their shimmering golden coats, ...

This deep-sea polar worm looks like it can't decide if it's dressed for a glitzy party or a gruesome massacre. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...