| Literature DB >> 17811125 |
Abstract
Vanes in the primary flight feathers of Archaeopteryx conform to the asymmetric pattern in modern flying birds. The asymmetry has aerodynamic functions and can be assumed to have evolved in the selective context of flight.Year: 1979 PMID: 17811125 DOI: 10.1126/science.203.4384.1021
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728