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 ...

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 ...

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 ...

Meet the grasshopper that has reproduced asexually for a quarter of a million years—without acquiring undue numbers of harmful mutations. The findings contrast with previous studies of cloning in ...

The California condor is one of the rarest birds in the world, but now it seems that nature is giving it an unexpected leg-up. Scientists have discovered two condor chicks that were born from ...

Wild female pit vipers can reproduce without a male, suggesting that virgin births may take place in nature far more than before thought. Asexual reproduction is common among invertebrates — that is, ...

Your support goes further this holiday season. When you buy an annual membership or give a one-time contribution, we’ll give a membership to someone who can’t afford access. It’s a simple way for you ...