Pterosaurs to Birds

This site presents the idea that birds developed from flying pterosaurs. This is a credible alternative to the current, mainstream idea that birds developed from land-based dinosaurs.

Monday, January 27, 2014

Pycnofibres to Feathers

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The evidence indicates that pterosaur pycnofibres were Stage II feathers. Background - How a Feather Develops http://people.eku.edu/ritc...

Monday, January 20, 2014

The development of wing feathers

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There are fibres on the pterosaur wing that are close (proximal) to the arm called pycnofibres . (These pycnofibres also cover the body of ...

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Tuesday, January 14, 2014

Mandibular Fenestra

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Here is an accumulation of info about mandibular fenestra. Since this character varies within the various groups we cannot establish ancest...

1 comment:

Thursday, December 26, 2013

Opportunity

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I am willing to pay $500 for a cladistic analysis on the relationship of birds to pterosaurs.. If you are interested, please submit a comm...

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Monday, December 16, 2013

Respiratory cycle of a bird (aspiration pump)

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Birds have and pterosaurs had the same breathing system. BIRDS http://www.peteducation.com/article.cfm?c=15+1829&aid=2721 Duri...

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