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, ...

Freshwater planarians, found around the world and commonly known as "flatworms," are famous for their regenerative prowess. Through a process called "fission," planarians can reproduce asexually by ...

A species of wild yeast goes through a cycle of sexual reproduction once in every 1,000 asexual generations, according to new research. The study focused on the wild yeast Saccharomyces paradoxus, ...

Sharks have been known to reproduce either sexually or asexually, but it's usually one or the other. Now, researchers have observed the first documented case of a zebra (or leopard) shark switching ...

Parthenogenesis -- a natural form of asexual reproduction -- is something that's common amongst plant species, insects, amphibians and many other life forms. Meaning "virgin creation" in Greek, it ...

Baby shark, doo, doo, doo, doo, doo, doo. In what could be the first recorded case of asexual reproduction in the species, a baby shark was born to one of two moms in a smooth-hound shark tank, as ...

This is a preview. Log in through your library . Abstract Nephrolepis exaltata cv. Bostoniensis, the Boston fern, exhibits extreme stem dimorphism. The plant has orthotropic, dictyostelic shoots which ...

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 ...