Songbirds swap colorful plumage genes across species lines among their evolutionary neighbors
- Written by David Toews, Associate Professor of Biology, Penn State
Some bird species on neighboring tips of the evolutionary tree can interbreed, with interesting genomic results.Kaleb AndersonPeople typically think about evolution as a linear process where, within a species, the classic adage of “survival of the fittest” is constantly at play. New DNA mutations arise and get passed from parents to...