Tens of million years ago, sand tiger sharks hunted in the waters off the Antarctic Peninsula, gliding over a thriving marine ecosystem on the seafloor below. All that remains of them today is their ...

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 ...

Tiger fish are known for their explosive strikes and razor-sharp teeth, and now one lives right at home. Bringing it into the aquarium was no small task, but the payoff was an unforgettable new ...

The tiger tooth aloe (Aloe juvenna) is a deceiving charmer. This clump succulent has an unusual growth habit. The leaves grow in stacked layers, with three leaves per layer. The stem of leaves grows ...

Archaeologists have discovered two knives that were fashioned from shark teeth about 7,000 years ago. An international team of researchers uncovered the unique artifacts during excavations on the ...

Sharks are known as iconic marine predators — and their sharp chompers come with the territory. Certain shark species can have hundreds to thousands of teeth at a time that are consistently yanked out ...

Named for its razor-like teeth, Novaculadon mirabilis came from a rodent-like order that outlived the dinosaur extinction before vanishing about 30 million years ago. By Sara Novak Around 145 million ...

Tens of million years ago, sand tiger sharks hunted in the waters off the Antarctic Peninsula, gliding over a thriving marine ecosystem on the seafloor below. All that remains of them today is their ...