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

On January 3, the Shreveport Aquarium in Louisiana welcomed a swell shark pup into the world under mysterious circumstances: It was born in a tank that housed only two sharks—and both were female. The ...

On Jan. 3, a swell shark egg hatched at Shreveport Aquarium in Shreveport, Louisiana. The egg was discovered by aquarium ...

A baby swell shark hatched at the Shreveport Aquarium despite no male sharks being present for three years, according to the aquarium.

A small shark swimming around a Louisiana aquarium holds a mystery in its DNA. Yoko the swell shark hatched from an egg that ...

The Shreveport Aquarium in Louisiana is investigating the mysterious birth of a baby swell shark, despite no male sharks ...

A storm sweeping across the country is causing ice and snow to melt across the Deep South and Plains, with a threat of severe ...

Aquarium of Guam in Tumon welcomed the arrival of its newest stars — baby blacktip reef sharks born on Christmas Eve — and the public is invited to help name these baby sharks. Having baby ...

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

A swell shark egg has mysteriously hatched despite no male sharks being present in the tank. The pup, nicknamed Yoko, hatched ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two ...