An aquarium welcomes a pup from an all-female tank

Shreveport Aquarium's surprise: Yoko the shark born in all-female tank
Yoko is believed to be the result of parthenogenesis, a rare type of asexual reproduction where offspring develop from unfertilized eggs.
Shark Pup Mysteriously Hatches in Aquarium Tank With Only Females. How Could This Birth Happen?
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 two swell sharks have been in a female-only habitat at the Shreveport Aquarium for more than three years.
A shark pup was born in an all-female aquarium tank. How exactly could that happen?
On Jan. 3, a swell shark egg hatched at Shreveport Aquarium in Shreveport, Louisiana. The egg was discovered by aquarium staff in a female shark tank about eight months ago, but it may have remained undetected for a month or two before, according to a news release.
Aquarium surprised by shark born in a tank without males
According to the aquarium, the shark egg was first spotted eight months ago. The shark hatched a few weeks ago and the team at the aquarium is working to determine how it was conceived. Once the shark is big enough for a blood draw,
Baby shark mysteriously hatches from egg at Louisiana aquarium — with no male in tank
A small shark swimming around a Louisiana aquarium holds a mystery in its DNA. Yoko the swell shark hatched from an egg that was discovered in a puzzling place — an all-female tank, the Shreveport Aquarium announced. “It really proves that life ... uh ... finds a way,” curator Greg Barrick said in a Jan. 24 news release.
Aquarium welcomes Yoko the baby shark after mystery pregnancy
The pup hatched in a tank housing two female sharks who hadn't been around any male sharks in over three years.
How did a baby shark hatch without a male around? Louisiana aquarium investigates
The Shreveport Aquarium in Louisiana is investigating the mysterious birth of a baby swell shark, despite no male sharks being present in the tank for three years.
Shark egg hatches in tank without males, sparking mystery at aquarium
Last February, a similar situation occurred in Hendersonville, North Carolina, when a stingray at the Aquarium & Shark Lab was found to be pregnant despite living in a tank without a male of her species. The aquarium determined the stingray, Charlotte, had developed a rare reproductive disease that negatively impacted her reproductive system.
Not your average baby shark: An aquarium welcomes a pup from an all-female tank
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 possible explanations — and hopes to get confirmation in the coming months.
Sheveport Aquarium paternity mystery: Baby shark egg hatches without males present
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 team determined two female sharks were in the tank and had no contact with a male in over three years.
This shark pup was born in a habitat without any males. How did that happen?
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 possible explanations — and hopes to get confirmation in the coming months.
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‘Life... uh... finds a way’; shark egg hatches without male present at Shreveport Aquarium
SHREVEPORT, La. (KSLA) - A very rare shark birth phenomenon has occurred at the Shreveport Aquarium. On Jan. 24, the Shreveport Aquarium reported that a Swell Shark egg was hatched ...
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Shark egg hatches in tank without males, sparking mystery at Louisiana aquarium
Earlier this month, a swell shark egg successfully hatched at the Shreveport Aquarium. The egg was first spotted by the aquarium’s team about eight months ago and had been closely monitored.