That doesn't mean the process is happening naturally as asserted. For instance, wild black wolves in the US got this trait from hybridization with domesticated

That doesn't mean the process is happening naturally as asserted. For instance, wild black wolves in the US got this trait from hybridization with domesticated dogs. https://pmc.ncbi.nlm.nih.gov/articles/PMC2903542/ https://pmc.ncbi.nlm.nih.gov/articles/PMC2903542/