Credit: Shreveport Aquarium/Cover Images Aquarium staff in Louisiana are stunned by an extraordinary 'virgin birth' in their ...

Yoko is believed to be the result of parthenogenesis, a rare type of asexual reproduction where offspring develop from ...

The swell shark (Cephaloscyllium ventriosum) pup hatched from an egg at Louisiana’s Shreveport Aquarium in early January. It was laid by one of two females in the aquarium, despite there being no male ...

Yoko, a swell shark (Cephaloscyllium ventriosum) was born in a tank inhabited solely by two adult females. The team confirmed that the two female sharks in the tank had not interacted with a ...

Staff at Shreveport Aquarium, in Louisiana, were stunned when a young swell shark (Cephaloscyllium ventriosum) hatched without any male sharks present. Watch below: The egg was first identified ...

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?

Yoko' the young swell shark (Cephaloscyllium ventriosum) was born in an all-female tank at Shreveport Aquarium. Amazingly, the two female sharks in the tank – one of which is Yoko's mum ...

A swell shark (Cephaloscyllium ventriosum) pup hatched at the facility on January 3, yet the two female sharks present in the tank have not been in contact with a male in over three years.