Australian researchers are putting sharks into a trance to collect semen, aiming to save these predators from extinction ...

In a bid to save a species globally, a world-first method of extracting semen from male leopard sharks in the wild has been ...

told CNN that parthenogenesis has been witnessed in a number of shark species, including the zebra shark and whitespotted bamboo shark. It is also thought to have occurred in one species of ray.

Fragmented populations of leopard sharks, called zebra sharks overseas because pups have stripes that develop into spots, can be found in subtropical Australian waters, particularly from the ...