Mantis Shrimp, Also called the “sea locusts“, “prawn killers” and even “thumb splitters”, this is one of the most common predators in tropical and sub-tropical waters; little is known about them because of how much time they spend hiding in their burrows
The giant isopod is a crustacean that lives at the bottom of the ocean and is related to shrimp, crabs, and… the roly-poly pill-bugs that dwell in your garden. But unlike their insect cousins, giant isopods can grow to be more than 16 inches cm) long.
The Happy Face Spider, found only on the islands of Oahu, Molokai, Maui, and Hawaii. Scientists believe Theridion grallator may have developed its distinctive markings to discourage birds from eating it.