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 ...

With only 73 southern resident orca whales remaining — 25 to 30 of which are potentially reproductive females — about a third of them with the potential to rebound the population are not reproducing, ...

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SEATTLE (AP) — People have taken many steps ...

"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.

Inbreeding has long been identified as a major threat to the survival of mountain lions living in the isolated habitat of the Santa Monica Mountains, and biologists said on Wednesday that they have ...

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 ...

Benjamin holds a Master's degree in anthropology from University College London and has previously worked in the fields of psychedelic neuroscience and mental health. Benjamin holds a Master's degree ...