Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...

Hunting for a Legendary $1,000,000 Shark Tooth! 🦈💰🤿 Deep beneath the ocean lies one of the rarest shark teeth ever, ...

Shark tooth fossils in sandstone matrix, Lamna obliqua, Eocene Epoch (56 to 34 million years ago), ... [+] Morocco, (Specimen courtesy of Ron Stebler, Scottsdale, Arizona, USA), (Photo by Wild ...

Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...

city bus-sized shark known as the “Megatooth”—has reared its ravenous snout. While the oceans are now safe from the Megatooth, which went extinct an estimated 3.5 million years ago, Otodus megalodon ...

The fossilized remains belong to Cosmopolitodus hastalis – an extinct mackerel shark closely related to the modern great ...

Sharks are found in every ocean on Earth, in habitats ranging from ... from the speedy torpedo design of great whites to the long, tooth-lined snouts of sawsharks. The odd-looking goblin shark ...

Sharks and rays have populated the world's oceans for around 450 million years, but more than a third of the species living ...

A research expedition in the Tonga Trench filmed a Pacific sleeper shark, a slow-moving, opportunistic predator rarely seen ...