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

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

On January 3, the Shreveport Aquarium in Louisiana welcomed a swell shark pup into the world under mysterious circumstances: ...

According to the aquarium, the shark egg was first spotted eight months ago. The shark hatched a few weeks ago and the team ...

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

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

A Louisiana aquarium has a new star — and a mystery — on its hands after a baby shark was born in a habitat without any males. The Shreveport Aquarium announced last week that Yoko the swell ...

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

"[There was] definitely surprise," Greg Barrick, curator of live exhibits at the Shreveport Aquarium, told As It Happens host Nil Köksal. But, he added, a fatherless shark — while rare — is ...

Yoko, the new swell shark pup hatched on January 3 after it was first spotted by the aquarium’s husbandry team nearly eight months ago. Shreveport Aquarium believes the egg could have even gone ...

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 ...

the aquarium said Friday. The swell shark, nicknamed Yoko, hatched on Jan. 3, according to the Shreveport Aquarium. What makes the birth mysterious is that the tank is home to two female sharks who ...