"I bent down to take a closer look, and to my shock, I realized it was a shark tooth," Phillipe said. "At first, my neighbor thought I was pulling a prank on him, but there it was in my hand—no ...

Shark sightings by scuba divers reveal the movements of marine predators throughout the year, according to a study published February 26, 2025 in the open-access journal PLOS One by George Balchin, ...

Dr. Balchin said: "During the studied period, for instance, hammerhead shark, blacktip shark and ragged-tooth shark sightings increased; tiger shark sightings were stable, and bull shark and dusky ...

A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark ...

During the studied period, for instance, hammerhead shark, blacktip shark and ragged-tooth shark sightings increased; tiger shark sightings were stable, and bull shark and dusky shark sightings ...