Comb Jelly
While this phylum of invertebrate animals living in marine waters worldwide may not look that scary, it’s a scary one to encounter for sure. As they are the largest animals that can swim in the cilia family. Just so you know, they can can eat ten times their own weight in a day.
Vampire Squid
Meet the small, deep sea cephalopod that is found throughout the temperate and tropical oceans of the world, and yes it does share similarities between a squid and an octopus. This animal’s dark color, cloak-like webbing, and its red eyes give the vampire squid its name but it does NOT feed on blood.