Many unique shark species are facing extinction - threatening ocean ecosystems and wiping out millions of years of evolution.

At adulthood, the species can reach 12–14 metres and weigh more than 20 tonnes, making it the largest fish on Earth.

Thresher sharks were spotted at the Sipaway Island Marine Protected Area (MPA) in San Carlos City, Negros Occidental on ...

Contender was tagged off the Georgia-Florida border and has since traveled over 3,200 miles. The shark recently pinged in a ...