Editing Alula (section)

==References==
{{Commons category}}

* {{citation |last1=Ehrlich |first1=Paul R. |last2=Dobkin |first2=David S. |last3=Wheye |first3=Darryl |last4=Pimms |first4=Stuart L. |title=The Birdwatcher's Handbook |year=1994 |publisher=Oxford University Press |isbn=0-19-858407-5 |url-access=registration |url=https://archive.org/details/birdwatchershand00ehrl }}
* {{citation|first1=J. L.|last1=Sanz| first2=L. M. | last2=Chiappe| first3=B. P. | last3=Pérez-Moreno| first4=A. D. | last4=Buscalioni| first5=J. J. | last5=Moratalla| first6=F. | last6=Ortega| first7=F. J. | last7=Poyato-Ariza |journal=[[Nature (journal)|Nature]]|title=An Early Cretaceous bird from Spain and its implications for the evolution of avian flight|date=1996-08-01|volume=382|issue=6590|  pages=442–445|doi=10.1038/382442a0|bibcode=1996Natur.382..442S|s2cid=4284528}}
* {{citation |last1=Zhang |first1=Fucheng |last2= Zhou |first2= Zhonghe |title=A Primitive Enantiornithine Bird and the Origin of Feathers |pages=1955–1959 |journal=Science |date=8 December 2000 |volume=290 |issue=5498 |doi=10.1126/science.290.5498.1955 |pmid=11110660|bibcode=2000Sci...290.1955Z }}

{{Feather-tracts}}
{{Birds}}

[[Category:Feathers]]
[[Category:Bird anatomy]]