• Robert Korobelnik

  presents an interesting spectrum around the technics of flapping wings on his French web site about Unusual, Flying radio-controlled objects (ovirc).
  http://ovirc.free.fr
• Robert speaks German and sells ornithopter models to Germany too.
  http://ovirc.free.fr/ornithopteres_hobbytechnik.php

• Albert Kempf

  has a presentation about successful ornithopters and their theory with his Truefly and his French Revolution in Aeronautic.
  http://truefly.chez.com/

• Ingo Rechenberg

  off the speciality bionics shows motions of water animals related to the flapping wings and describes the implication when trust and drag interlock.
  http://www.bionik.tu-berlin.de/institut/skript/B1Fol6.ppt (PPT foil with 2.3 MB)

• Felix Scharstein and Wolfgang Send

  Development and construction of test facilities for the biophysics of animal flight.
  http://aniprop.de

• Karl-Heinz Helling

  Worldwide first Double Flapping Wing Aircraft is flying.
  http://www.mfc-rossendorf.de/fileadmin/Projekte/SchlagfluegelProjekt/SchlagfluegelProjekt.htm

• Nathan Chronister

  continues the web site of the earlier Ornithopter Society (USA, 1983-2002).
  http://www.ornithopter.org/

• Patricia Jones-Bowman

  Forum of the Ornithopter Research Group
  http://www.ornithopterresearchgroup.com/

To the links of themes:

1. Other flapping wing designs
2. Theory of flapping wings (Handbook)
3. Gait of birds