In the course of evolution, animals have repeatedly shifted from sexual to asexual reproduction. The first evidence of the consequences of parthenogenesis – a type of asexual reproduction – on genome ...

Stick insects that reproduce asexually cannot adapt as quickly in the course of evolution as sexually reproducing species, leading to a decrease in biological diversity, according to new research. An ...

Genetic diversity is essential to the survival of a species. It’s easy enough to maintain if a species reproduces sexually; an egg and a sperm combine genetic material from two creatures into one, ...

HENDERSONVILLE - Already a local favorite by visitors to Main Street's Aquarium and Shark Lab by Team ECCO, the female stingray named Charlotte is now a worldwide celebrity, and for a good reason — ...

A shark born at Italy's Acquario Cala Gonone could be the first case of asexual reproduction in its species. The Sardinia-based facility says its female smooth-hound shark "Ispera" was born in a tank ...