Pigeon DNA proves Darwin right

@article{Humphries2013PigeonDP,
  title={Pigeon DNA proves Darwin right},
  author={Courtney Humphries},
  journal={Nature},
  year={2013}
}
Genome sequencing supports theory that all domestic breeds descend from wild rock dove. 

References

Genomic Diversity and Evolution of the Head Crest in the Rock Pigeon
TLDR
The genome of the domestic rock pigeon (Columba livia), along with those of 36 breeds and two feral accessions and its sister species, is sequenced, revealing the underlying genetics of the head crest and suggesting that all crested breeds may have originated from a single mutational event. Expand