Birds have dinosaur wings: The molecular evidence.

  title={Birds have dinosaur wings: The molecular evidence.},
  author={A. O. Vargas and John F. Fallon},
  journal={Journal of experimental zoology. Part B, Molecular and developmental evolution},
  volume={304 1},
Within developmental biology, the digits of the wing of birds are considered on embryological grounds to be digits 2, 3 and 4. In contrast, within paleontology, wing digits are named 1, 2, 3 as a result of phylogenetic analysis of fossil taxa indicating that birds descended from theropod dinosaurs that had lost digits 4 and 5. It has been argued that the… CONTINUE READING