Life found a way at Smithsonian’s National Zoo, where a female Asian water dragon at the Reptile Discovery Center underwent facultative parthenogenesis—that is, she reproduced and contributed a ...

When we talk of “single parents,” we refer to a family that has only a mother (or sometimes only a father) raising the offspring. But there’s another way to be a single parent — when an individual ...

When news breaks, you need to understand what actually matters — and what to do about it. At Vox, our mission to help you make sense of the world has never been more vital. But we can’t do it on our ...

IN the “concluding remarks” in his treatise on “Wahre Parthenogenesis” (1856), von Siebold says, “Es ist daher jetzt Aufgabe der Entomologen, nach weiteren Beispielen von Parthenogenesis in der ...

You know the drill: When a male and a female love each other very much—or are compelled by nature—they make a baby together. But sometimes a female becomes pregnant without any input from a male.

Wild female pit vipers can reproduce without a male, suggesting that virgin births may take place in nature far more than before thought. Subscribe to read this story ad-free Get unlimited access to ...

It usually takes two snakes — a female and a male — to make a litter of baby copperheads. But research now shows that copperheads (Agkistrodon contortrix) and their venomous cousins cottonmouths ...