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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 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 ...

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.

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. The ...

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 Yoko ...