According to the aquarium, the shark egg was first spotted eight months ago. The shark hatched a few weeks ago and the team at the aquarium is working to determine how it was conceived. Once the shark is big enough for a blood draw,

Last February, a similar situation occurred in Hendersonville, North Carolina, when a stingray at the Aquarium & Shark Lab was found to be pregnant despite living in a tank without a male of her species. The aquarium determined the stingray, Charlotte, had developed a rare reproductive disease that negatively impacted her reproductive system.

The pup hatched in a tank housing two female sharks who hadn't been around any male sharks in over three years.