Shark pup Yoko was born in early January, Shreveport Aquarium said, having hatched from an egg in a tank containing two ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The arrival of a ...

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. Shark pup ...