The arrival of a baby swell shark at an aquarium in Louisiana has caused a wave of excitement, after the egg hatched despite the fact that no male sharks appear to have been involved. Shark pup ...

Despite the lack of male sharks in the enclosure, there are two possible ways that the egg could have produced a baby, it suggested. Yoko the baby swell shark was born in Louisiana's Shreveport ...

The arrival of a baby swell shark at an aquarium in Louisiana has caused a wave of excitement, after the egg hatched despite the fact that no male sharks appear to have been involved. Shark pup ...

Staff at Louisiana's Shreveport Aquarium have been left stumped by the 'virgin birth' of a shark pup. Yoko, a swell shark pup, hatched on January 3 in an all-female tank that had not seen a male shark ...

The swell shark pup, "Yoko", hatched in January from an egg lain in a tank occupied only by two female sharks, neither of whom had encountered a male in more than three years.

In January, a baby shark was born in a tank containing only two female swell sharks at the Shreveport Aquarium. It could be a case of parthenogenesis — a form of asexual reproduction — or ...

Feb. 3 (UPI) --Officials at a Louisiana aquarium are investigating the mystery of a swell shark baby that hatched despite its mother having no contact with male sharks for at least three years.