(KTAL/KMSS) — There’s a paternity mystery to be solved in Louisiana. Earlier this month, a swell shark egg successfully hatched at the Shreveport Aquarium. The egg was first spotted by the ...

A swell shark egg has mysteriously hatched despite no male sharks being present in the tank. The pup, nicknamed Yoko, hatched ...

(CNN) — 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.

A Louisiana aquarium has been left stunned by a 'virgin birth' in its shark exhibit. Baby swell shark Yokowas born in an all-female tank at Shreveport Aquarium. Experts believe Yoko's birth is due to ...

This shark gets its name from an unusual behavior it displays when threatened by a predator. When threatened, the swell shark swallows vast amounts of seawater, which causes its belly to swell and ...