A shark is born in a tank where only females were present

Are swell sharks aggressive? All we know as a baby shark nicknamed Yoko mysteriously born without a male present
In an unusual turn of events, a baby swell shark named Yoko was born at the Shreveport Aquarium in Louisiana. The shark was born in a tank that had not seen a male shark for over three years.
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.
Baby shark mysteriously born in aquarium tank housing only females
The arrival of a baby swell shark at an aquarium in Louisiana has caused a wave of excitement, after the egg hatched despite the fact that no male sharks appear to have been involved.
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.
Mystery As Baby Shark Born With No Male Involvement
"It really proves that life... uh... finds a way," said Shreveport Aquarium, Louisina's curator of live animals, Greg Barrick.
Mysterious shark pup hatches in aquarium tank with no males
Officials at a Louisiana aquarium are investigating the mystery of a swell shark baby that hatched despite its mother having no contact with male sharks for at least three years.
RAW VIDEO: Aquarium Surprised By ‘Virgin Birth’ Of Swell Shark In All-Female Tank
Credit: Shreveport Aquarium/Cover Images Aquarium staff in Louisiana are stunned by an extraordinary 'virgin birth' in their shark exhibit. At Shreveport Aquarium, a young swell shark named 'Yoko' was born in an all-female tank,
'Miracle' in a Louisiana aquarium: a shark is born in a tank where only females were present
Scientists are studying whether a phenomenon called parthenogenesis, a rare form of asexual reproduction, or delayed fertilization, where fertilization occurs long after mating, could have occurred. The birth of a shark in a habitat where there were no male specimens of this species has excited the scientists at the Shreveport Aquarium in the state of Louisiana,
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No males required: shark mother gives birth despite only being surrounded by females
The Shreveport Aquarium in Louisiana has witnessed something remarkable—a newborn shark pup in a tank that only houses female ...
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 ...