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 ...

A great white shark is a masterwork of evolutionary engineering. These beautiful predators glide effortlessly through the water, each slow, deliberate sweep of the powerful tail driving a body ...

Even sharks’ famous tooth-regrowing ability may not save them from ocean acidification. Researchers found that future acidic waters cause shark teeth to corrode, crack, and weaken, threatening their ...

Ghost sharks have evolved rows of true teeth on a bizarre forehead rod used for mating. Fossil and genetic evidence revealed the tenaculum’s teeth develop the same way as those inside the mouth, ...

Scientists studied how the sea creatures, also known as chimaeras or ghost sharks, ended up with one of evolution’s most bizarre appendages. By Jack Tamisiea Life in the ocean’s dark depths can be ...