This is what was determined to have happened when a female zebra shark at Chicago's Shedd Aquarium hatched an egg without any male contact in 2022. Delayed fertilization has also been documented ...

This is what was determined to have happened when a female zebra shark at Chicago's Shedd Aquarium hatched an egg without any male contact in 2022. Delayed fertilization has also been documented in ...

told CNN that parthenogenesis has been witnessed in a number of shark species, including the zebra shark and whitespotted bamboo shark. It is also thought to have occurred in one species of ray.

told CNN that parthenogenesis has been witnessed in a number of shark species, including the zebra shark and whitespotted bamboo shark. It is also thought to have occurred in one species of ray.

With some, like the zebra shark and whitespotted bamboo shark, it has been documented in multiple aquariums. Feldheim said the phenomenon has been documented only once in the wild (in the ...