This is a preview. Log in through your library . Abstract Natural hybridization plays a critical role in speciation, the maintenance of reproductive isolation, and genetic introgression. While many ...

Hybrid sterility and reproductive isolation represent critical challenges for rice breeding programmes, as these biological barriers restrict the successful fusion of diverse genetic backgrounds. By ...

When two organisms typically do not interbreed with one another, they are considered different species. But what are the reproductive barriers that isolate one population from another? Hear the ...

"A new species develops if a population which has become geographically isolated from its parental species acquires during this period of isolation characters which promote or guarantee reproductive ...

Three different hybrid populations of pocket gophers from California were analyzed and compared. Two involved hybrids of Thomomys bottae and Thomomys town-sendii while the third involved hybrids of ...

Slate takes a break from endless political analysis to tackle a biological question: Can humans have sex with other animals and produce offspring? The answer: "Probably not." Um, "probably"? Oh dear.