The results of inbreeding can be very distressing to witness. In this Instagram post, we see a captive lion with skull ...

I have long been intrigued by the potential upgrading effects of inbreeding through brothers, sisters, three-parts brothers and sisters, and other close relatives. Thus, I was pleased to find that the ...

The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study. Because inbreeding can negatively impact survival and reproduction, the results could guide ...

Purebred dogs might look flawless on the outside, but their beauty often hides a disturbing genetic truth. For generations, breeders have prioritized traits like coat color and snub noses over genetic ...

Although most Hymenoptera reproduce via arrhenotokous haplodiploidy, the underlying genetic mechanisms vary. Of these, the most widespread mechanism appears to be single-locus complementary sex ...

The hole in the top of this 100,000-year-old skull from China, researchers say, reflects genetic mutations that result from inbreeding. Image via PLOS ONE/Wu et. al. In 2010, the surprising discovery ...

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Inbreeding is generally deleterious, even in flowering plants. Since inbreeding raises the risk that bad copies of a gene will be expressed, inbred progeny suffer from reduced viability. A case study ...