A recent study suggests that male ghost sharks, also known as chimaeras, use an unusual organ for mating – sharp teeth that grow out on their foreheads. Unlike other sharks and rays, ghost sharks do ...

Wildlife officers in Ireland unearthed 330-million-year-old fossilized shark teeth, predating dinosaurs. These Psephodus ...

Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth that regrow throughout their lives. But changes in the ocean's chemistry could put those weapons at risk.

How will the climate crisis affect one of the ocean’s fiercest predators? New research published Wednesday has examined what might happen to sharks’ highly specialized, flesh-cutting teeth. As carbon ...

Bull sharks (Carcharhinus Leucas) are one of the ocean’s most fearsome creatures. Although some animals may prey on bull sharks, such as crocodiles, killer whales, and the occasional great white shark ...

Before we start talking about tiger shark teeth, get to know the shark that these teeth come from. Tiger sharks, like many other shark species (but not all of them), are solitary creatures. They tend ...

It is striking that remains of sardines were found in its stomach area. The fossil was discovered about 235 kilometers south of Lima, in the Pisco Basin ...

Hidden along Florida’s Gulf Coast is one of the most unusual fossil-hunting destinations in the United States. Venice, ...

Fossilized shark teeth, dating back 300 million years, were recently discovered in County Clare's Burren, revealing a ...