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 ...

The results of inbreeding can be very distressing to witness. In this Instagram post, we see a captive lion with skull deformities, and in this post, we see another lion with drastically shortened ...

When it comes to love, a group of giraffes is keeping it in the family. It may be killing them. Biologists discovered alarmingly high levels of inbreeding among Masai giraffes, an endangered ...

New research from the Royal Veterinary College, in collaboration with Cornell University, has found inbreeding to be a contributing factor in mid- and late-term pregnancy loss in Thoroughbreds. This ...

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 ...

Pure-bred dogs have been regarded as superior to crossbreeds or what some people refer to as mutts. However, we now understand that producing purebred dogs has drawbacks. The lack of variety in the ...

Eastern Massasauga rattlesnakes are found in the wetlands of Michigan and other Midwestern states. “These are fairly large and stable populations of Eastern Massasaugas,” study co-author and Michigan ...

The small size and isolation of the endangered population of Southern Resident killer whales in the Pacific Northwest have led to high levels of inbreeding. This inbreeding has contributed to their ...

Populations of Michigan's only rattlesnake, the eastern massasauga, are showing the negative effects of inbreeding in ...