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

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

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 ...

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

When a shark egg appeared one day in a shark tank at a Louisiana aquarium, staff were puzzled. That’s because the tank only has two sharks in it — and they’re both female.

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

Baby shark born in aquarium tank that only houses females - ‘It really proves that life... uh... finds a way’ said the ...

An aquarium is trying to figure out how it gained a new baby shark in one of its tanks where only two females were present.

A SWELL shark egg has hatched a pup, despite being found in a tank with no males, stunned researchers at a Louisiana aquarium ...

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 ...