Lots More Information

Related HowStuffWorks Articles

• How did scientists find soft tissue in dinosaur fossils?
• How do scientists determine whether dinosaur fossils are male or female?
• Can scientists clone dinosaurs?
• How do scientists determine the age of dinosaur bones?
• How Dinosaurs Work
• How Evolution Works
• How Creationism Works
  
• Dinosaur Quiz
  

More Great Links

• UCMP Berkley: Archaeopteryx
• Feathered Dinosaurs and the Origin of Flight
• American Museum of Natural History: Dinosaurs with Featherlike Structures

Sources

• Hecht, Jeff. "Dinosaur Reveals Fully Formed Feathers." New Scientist. 3/6/2003. (8/12/2008)
  http://www.newscientist.com/article/dn2002-dinosaur-reveals-fully-formed-feathers-.html
• Hecht, Jeff. "Four-winged Dinosaur Makes Feathers Fly." New Scientist. 1/22/2003. (8/12/2008)
  http://www.newscientist.com/article/dn3298-fourwinged-dinosaur-makes-feathers-fly.html
• Norell, Mark A. and Xing Xu. "Feathered Dinosaurs." Annual Review of Earth Planet Sciences. Vol. 33. 2005.
• Norell, Mark et al. "'Modern' Feathers on a Non-avian Dinosaur." Nature. Vol. 416. 3/7/2002.
• Padian, Kevin and Kenneth P. Dial. "Could 'Four-winged' Dinosaurs Fly?" Nature. Vol. 438. 11/17/2005.
• Perkins, S. "Did Fibers and Filaments Become Feathers?" Science News. 4/28/2001.
• Prum, Richard O. "The Evolutionary Origin and Diversification of Feathers." The Quarterly Review of Biology. Vol. 77, no. 3. 9/2002.
• Prum, Richard O. "Which Came First, the Feather or the Bird?" Scientific American. 3/2003.
• Roach, John. "New Dinosaur Discovered: T. rex Cousin Had Feathers." National Geographic News. 10/6/2004. (8/12/2008)
  http://news.nationalgeographic.com/news/2004/10/1006_041006_feathery_dino.html
• Turner, A.H. et al. "Feather Quill Knobs in the Dinosaur Velociraptor." Science. 9/21/2007.
• Wong, Kate. "Dinosaur Discovery Shows Feathers Came Before Flight." Scientific American. 4/26/2001 (8/12/2008)
  http://www.sciam.com/article.cfm?id=dinosaur-discovery-shows
• Xu, Xing et al. "Branched Integumental Structures in Sinorthinosaurus and the Origin of Feathers." Nature. Vol. 410. 3/8/2001.
• Xu, Xing. "Feathered Dinosaurs from China and the Evolution of Major Avian Characteristics." Integrative Zoology. Vol. 1. 2006.
• Zhang, Fucheng. "Leg Feathers in an Early Cretaceous Bird." Nature. Vol. 431. 10/21/2004.