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 ...

Additionally, researchers found genetic confirmation that entire families had been sacrificed together as part of sunjang, ...

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 ...

"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.

People have taken many steps in recent decades to help the Pacific Northwest’s endangered killer whales, which have long suffered from starvation, pollution and the legacy of having many of their ...

A genomic study reveals that African elephants, despite declining numbers, are in good genetic health. However, isolated populations show signs of inbreeding and genetic mutations, particularly due to ...

More inbred individuals in two populations of eastern massasaugas have lower reproductive output and survival. Measures to restore genetic fitness to these populations may be needed to prevent local ...

SEATTLE — A study released Monday found that a group of Southern Resident killer whales found off the west coast may be dying because of inbreeding, substantially impacting their lifespan. The study’s ...

A genomic analysis of dozens of ancient Korean skeletons revealed a special "sacrificial caste" of people.

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WASHINGTON (Reuters) - The most extensive genetic analysis of mountain gorillas ever conducted has found the critically endangered apes burdened with severe inbreeding and at risk of extinction but ...