The arrival of a baby swell shark at an aquarium in Louisiana has caused a wave of excitement, after the egg hatched despite ...

So how does a shark egg appear, seemingly out of the blue ... “We are very excited in the coming months to confirm whether this was indeed a case of parthenogenesis or if it was delayed fertilization.

Earlier this month, a swell shark egg successfully hatched at the Shreveport Aquarium ... “We are very excited in the coming months to confirm whether this was indeed a case of parthenogenesis or if ...

So how does a shark egg appear, seemingly out of the blue ... in the coming months to confirm whether this was indeed a case of parthenogenesis or if it was delayed fertilization.