American crocodiles can have 'virgin births'—here’s what that means. This ability, called parthenogenesis, appears to be an ancient trait shared between crocodilians, birds, and dinosaurs.

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two possible explanations — and hopes to get confirmation in the coming months.

Obligate true parthenogenesis, which is when a species is exclusively reproduced by parthenogenesis, is rare. It is seen in only around 100 vertebrate species and about 1,000 invertebrates.

In a surprising development in marine biology, recurrent parthenogenesis has been documented for the first time in the shark Mustelus mustelus, also known as the common smooth-hound.This discovery, ...

Her logic goes like this: For most animals, sexual reproduction is a better option than parthenogenesis. It gives their babies more diverse genes, and that makes them stronger.

This unusual phenomenon, known as parthenogenesis or 'virgin birth', continues to perplex scientists and captivate nature enthusiasts alike. Produced by Natalia Guerrero & Sanjana Bhambhani.

A North Carolina stingray's surprise pregnancy is most likely the product of parthenogenesis. National Geographic's Christine Dell'Amore shared the details of how this works.

A stingray in Hendersonville is about to give birth through parthenogenesis, according to expert, who says it's impossible for shark to mate with ray.

There are many animals that can give birth by parthenogenesis, according to National Geographic. Parthenogenesis has been observed in more than 80 vertebrate species, about half of which are fish or ...

For now, parthenogenesis is for the birds (and the bees), the fishes and the reptiles. One of the most famous recent cases of parthenogenesis involved California condors, an endangered species.

Such optional parthenogenesis is usually very rare. From stick insects to sharks, here are eight animals that have virgin births. You may like ...