The Facts

• Scientists have found "a striking predatory adaptation" in the reptile Komodo dragon: a layer of iron coating on its teeth, keeping its "serrated edges razor sharp."Scientists have found a "striking" and "predatory adaptation" in the Komodo dragon: a layer of iron coating on its teeth, keeping its "serrated edges razor sharp."

• In a paper published Wednesday, the scientists wrote that iron in the cutting edge and tips of the world's largest lizard species' teeth stain them orange.According to a paper published Wednesday in Nature Ecology & Evolution, iron in the cutting edge and tips of the world's largest lizard species' teeth stain them orange.

• The study found that this "novel adaptation" gives the enamel of one of Earth’s fiercest reptile species the extra strength to rip apart its prey.The scientists claim this "novel adaptation" gives the enamel of one of Earth's fiercest reptile species the extra strength to rip apart its prey.