A never-before-seen predatory crustacean that feeds on other smaller creatures in the hadal zone was discovered in the Atacama Trench at a depth of 25,900 feet. When you purchase through links on ...

If you get to see the crustacean's underside, check out its abdomen, which we tend to think of as its tail. True crabs flatten and completely tuck their tail under their carapace. But if you ...