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.

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 ...

In a remarkable development, the Shreveport Aquarium has announced the hatching of a healthy female swell shark pup named ...

Yoko, a swell shark (Cephaloscyllium ventriosum) was born in a tank inhabited solely by two adult females. The team confirmed ...

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

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

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

A swell shark hatched but had no male present in its habitat. The aquarium’s team noticed the egg eight months ago, and it has been closely monitored. On January 3, the egg successfully hatched. The ...

Last February, a similar situation occurred in Hendersonville, North Carolina, when a stingray at the Aquarium & Shark Lab ...

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 ...