In a river of northern Bolivia, a silvery predator with “sharp” teeth swam through the murky waters. Its white eyes scanned ...

Synodus autumnus, or the autumn lizardfish (Iroha-eso in Japanese), derives its name from its warm-toned coloration, ...

Canine teeth must be sharp and slender enough to puncture prey but also robust enough to resist breakage. Extreme saber ...

Piranha fish are incredible animals that have gotten a bit of a bad reputation over the years. Though relatively small, the fish sport jaws lined with incredibly sharp teeth that they can use to ...

Scientists found a 3-foot-long creature with “sharp” teeth in a river in Vietnam and discovered a new species, a study said. Photo from Hieu Do Quang via Unsplash In a river of southern ...