Scientists Crack Secret of Fish's Deadly, Transparent Teeth

A deep-sea fish can hide its enormous, jutting teeth from prey because its chompers are virtually invisible - until it's too late. What's the dragonfish's secret? The teeth are transparent, and now scientists have discovered how the fish accomplished that trick.  Findings were published Wednesday in the journal Matter. The dragonfish is a small predator with jagged, needle-like teeth protruding from a jaw that can extend to bite into prey up to half its body...

© La Voix de l'Amérique - mercredi 5 juin 2019