A scientist from the Lomonosov Moscow State University, Faculty of Biology, has, together with his Russian colleague, explained frequent occurrence of parthenogenesis - development of organisms from ...

Getting the job done. A female Asian water dragon (Physignathus cocincinus) produced a daughter (left) without the assistance of a male. Skip Brown/Smithsonian’s National Zoo An Asian water dragon ...

While most animals reproduce sexually, some species rely solely on females for parthenogenetic reproduction. Even in these species, rare males occasionally appear. Whether these males retain ...

For the first time, scientists have used genetic engineering to trigger ‘virgin birth’ in female animals that normally need a male partner to reproduce. Previously, scientists have generated young ...

Do Rare Males Retain Reproductive Function? While most animals reproduce sexually, some species rely solely on females for parthenogenetic reproduction. Even in these species, rare males occasionally ...

BUFFALO, N.Y. — Of all the fascinating processes in nature, reproduction may be it's crowning achievement, and parthenogenesis is perhaps the most unusual and unique form. Translated from its Latin ...

Some female stick insects just don’t need males around, ever. They clone themselves, alter their pheromones to stay inconspicuous to unwanted suitors, and when males try to copulate with them, they ...

A North Carolina aquarium that said it had a pregnant stingray with no male companion now says the fish has a rare reproductive disease. A team of ecologists and evolutionary biologists at the ...

IT is well known to collectors of Hymenoptera that the males of the Thynnid, Methoca ichneumonides Latr., are extremely rare, whereas the females are sometimes relatively abundant. Neither sex is ...

An 8-year-old anaconda housed at the New England Aquarium in Boston gave birth this January, but these are no ordinary babies. The mother lives in an exhibit with only adult female snakes — making the ...

What if the song "Baby Shark" stopped after just two stanzas? For non-fans of the catchy tune, that might sound like a dream. For a real-life Mommy Shark in Illinois, it's reality: She produced a baby ...