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 ...

"Of all the subspecies of reindeer found in the high north, the Svalbard reindeer has the most inbreeding and the lowest genetic diversity," says Nicolas Dussex, a postdoc at Norwegian University of ...

May 3 (UPI) --Biologists and conservation scientists have long been operating under the assumption that inbreeding should be avoided at all costs, but a new survey -- published Monday in the journal ...

Signs of Inbreeding Among SoCal Mountain Lions Raise Extinction Fears Researchers have long had genetic evidence of inbreeding, but the malformed sperm is the first evidence that inbreeding is ...

"Fifty years from now, will there be Masai giraffes? I don't know. I think it's a 50/50 proposition," Douglas Cavener, who has published a new study on the risks facing the species, told Live Science.

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 ...

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 ...

Just two male whales fathered more than half the calves born since 1990 in the population of southern-resident killer whales, a sign of inbreeding, scientists have learned. “It was a shocker to find ...