Previous studies indicate that some populations of the little fire ant, Wasmannia auropunctata, display an unusual reproduction system polymorphism. Although some populations have a classical ...

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 ...

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 ...

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 ...

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 ...