- Two shark species mate in waters off Australia
- 57 hybrids found by researchers
- New hybrids 'could replace' two parent species
Scientists have found the world's first hybrid sharks in waters off Australia - a discovery that researchers said could have implications for the whole world.
The predators are a cross between the common blacktip shark and the Australian blacktip shark.
Scientists say interbreeding between the two species is a sign the animals are adapting to warmer waters. They have also warned it could make the sharks stronger.
A hybrid black tip shark containing both common and Australian black tip DNA in Australian waters. The mating of the local Australian black-tip shark with its global counterpart, was an unprecedented discovery with implications for the entire shark world