The swell shark pup, "Yoko", hatched in January from an egg lain in a tank occupied only by two female sharks, neither of whom had encountered a male in more than three years. Yoko's health is ...

A Louisiana aquarium welcomed a new baby shark to its facilities earlier this month, but staff are unsure of exactly where it came from. On Jan. 3, a swell shark egg hatched at Shreveport Aquarium ...

A Louisiana aquarium welcomed a baby shark born under mysterious conditions, the aquarium said Friday. The swell shark, nicknamed Yoko, hatched on Jan. 3, according to the Shreveport Aquarium.