Why do deep-sea dragonfish have invisible teeth?

(Natural News) The deep-see dragonfish is truly a predator meant for the murky depths of the ocean. Aside from its dark skin that allows it to blend in with the ocean’s depths, it has another tool in its arsenal: invisible teeth. A team of oceanographers and materials scientists from the University of California and the INM-Leibniz Insititute for New Materials in...