interbreeding

That widespread distribution indicates that the interbreeding happened before Homo sapiens made their final major migration out of Africa and expanded around the planet.

From Science Daily ● Aug. 1, 2026

"Because the two species were capable of producing offspring together, their interactions were likely complex, involving competition, occasional interbreeding and other subtle population dynamics."

From Science Daily ● Apr. 28, 2026

But over hundreds of millennia, human migrations resulted in interbreeding, researchers say.

From Barron's ● Feb. 26, 2026

They said that could lead to the wildcats breeding with feral domestic cats, with such interbreeding – also known as hybridisation - undermining the whole idea of bringing back the species.

From BBC ● Nov. 18, 2025

For a new species to arise, then, some factor must arise that makes interbreeding impossible.

From "The Gene" by Siddhartha Mukherjee