Piranhas, notorious for sharp teeth and powerful bites, are specialized freshwater predators. Their anatomy and feeding behavior have evolved, making them efficient hunters capable of tearing through ...

The ancient ancestors of the large and graceful blue whale weren't the gentle giants we know today, but rather deadly predators that caught and killed their prey with large, sharp teeth. Baleen whales ...

A massive haul of huge razor-sharp teeth which belonged to the biggest fish that ever lived were stumbled on in a desert by chance. The bumper find of megalodon teeth in the Atacama desert in Chile is ...

Sharks are known for their big sharp teeth but why do they have them? That's this weeks big question from Kieron in Manchester. Shark expert and author of Somebody Swallowed Stanley, Sarah Roberts, ...

The urchins have self-honing teeth that can chomp through rock to carve out hideaways along the shore. Analysing their teeth, US scientists have found layered calcite crystals held together by ...

Fossils unearthed along Victoria’s Surf Coast have led to the discovery of an ancient whale species with special adaptations for hunting, including large eyes and sharp teeth, shedding light on early ...

WHAT IS IT? Terrifying 'deep-sea lizard' with RAZOR-sharp teeth in astonishing images TERRIFYING images have emerged of a creature with razor-sharp teeth and eerie eyes known as the "fierce deep-sea ...

A “gruesome” deep-sea creature with a mouthful of sharp teeth gave a runner a shock after his foot became trapped in its jaws on a Welsh beach. Andy Rees was running along the sands at Three Cliffs ...