Inbreeding may have been a common practice among early human ancestors, fossils show. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. The evidence ...

Animals that are inbred make mistakes in response to changes in their surroundings, at a cost to themselves and their young. Animals that are inbred make mistakes in response to changes in their ...

The Neanderthal genome included harmful mutations that made the hominids around 40 percent less reproductively fit than modern humans, according to new estimates. Non-African humans inherited some of ...

Inbreeding is assumed to have negative effects on fitness, including the reduced ability to withstand immune challenges. We examined the immunological consequences of inbreeding in decorated crickets, ...

Traits particular to certain dog breeds -- the distinctive spots of a dalmatian or the stubby legs of a dachshund -- are often achieved through inbreeding. But most breeds are now highly inbred, ...