![The epaulette shark pup swims in a tank at Brookfield Zoo.](https://cdn.mos.cms.futurecdn.net/pfgxErKRtQSdfyqmrhYGnM-320-80.jpg)
Shark has virgin birth after no male contact for 4 years in Chicago zoo
An epaulette shark pup born in August at Brookfield Zoo hatched from an egg that was not fertilized by a male shark. It's the second time this species has undergone a virgin birth in captivity.