Marine experts at the Shreveport Aquarium in Louisiana, USA, are astonished by the birth of a baby shark. The baby was born in a tank that contained only female sharks and no males. The staff responsible for animal husbandry at the aquarium has some ideas about what happened,

Yoko' the young swell shark (Cephaloscyllium ventriosum) was born to a mum in an all-female tank at Shreveport Aquarium, Louisiana - so how was she conceived?

A small shark swimming around a Louisiana aquarium holds a mystery in its DNA. Yoko the swell shark hatched from an egg that was discovered in a puzzling place — an all-female tank, the Shreveport Aquarium announced. “It really proves that life ... uh ... finds a way,” curator Greg Barrick said in a Jan. 24 news release.

The pup hatched in a tank housing two female sharks who hadn't been around any male sharks in over three years.

A SWELL shark egg has hatched a pup, despite being found in a tank with no males, stunned researchers at a Louisiana aquarium have announced. The miraculous ‘virgin birth’ discovery

The Shreveport Aquarium in Louisiana is investigating the mysterious birth of a baby swell shark, despite no male sharks being present in the tank for three years.

Officials with the Shreveport Aquarium recently announced the unusual birth of a swell shark pup in a tank where only two female sharks were present.

Nature is capable of some pretty incredible phenomena and even a few mysteries. That's become all the more apparent recently at Shreveport Aquarium in Louisiana, where the team is celebrating the hatching of an egg that seems to have only one parent.