ScienceDaily Posted March 26, 2019 Share Posted March 26, 2019 Carrion crows and hooded crows are almost indistinguishable genetically, and hybrid offspring are fertile. Biologists now show that the two forms have remained distinct largely owing to the dominant role of plumage color in mate choice. View the full article Link to comment Share on other sites More sharing options...
Recommended Posts
Archived
This topic is now archived and is closed to further replies.