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 ...

Researchers have discovered a large suite of genes in the petunia plant that acts to prevent it from breeding with itself or with its close relatives, and to promote breeding with unrelated ...

"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.

Climate change is rapidly melting sea ice in the Arctic, causing "large-scale changes" in how polar bears are able to function, according to a new study. In Norway, scientists found, the bears are ...

This photo shows flowers of a self-incompatible taxa of petunia exhibiting diverse petal structures and colors. Self-incompatibility is system that allows the pistil of a flower to recognition and ...

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 ...

Mountain gorillas’ DNA reveals a long decline in numbers that has led to massive inbreeding. An international group of researchers examined the genomes of seven mountain gorillas and six eastern ...

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