Hundreds of hammerhead sharks gather around an ancient volcano in the Pacific Ocean, drawn by secret signals radiating from the seabed, a new clip reveals. The footage, which features in the third ...

Researchers nicknamed the Kavachi volcano the “Sharkcano” because of the sharks they observed swimming in the volcano’s caldera. A caldera is a crater formed after a volcano erupts and ...

In 2015, a research expedition discovered multiple scalloped hammerhead sharks (Sphyrna lewini) and silky sharks (Carcharhinus falciformis) living within the volcano's central crater.The ...

"The idea of there being large animals like sharks hanging out and living inside the caldera of the volcano conflicts with what we know about Kavachi, which is that it erupts," Phillips ...