The Jelly That Defecates Sparkles
I'm not kidding. This thing literally s&%^$ glitter. Watch the following video from Monterey Bay Aquarium:
The jelly above is called Lampocteis cruentiventer. Jellies poop out of their mouths thanks to their embryonic development, so there's that. And given that these rosy chonks shimmer with rainbow bioluminescence, I say we abolish the unicorns entirely. Here's more information on the bloody-belly comb jelly, also from the Monterey Bay Aquarium: