China, IOC23, 9-23 August 2002
23rd International Ornithological Congress, China 9-23 August 2002 Photo H.D. Oschadleus ADU members, past and present and future, that attended the 23rd IOC, B...
23rd International Ornithological Congress, China 9-23 August 2002 Photo H.D. Oschadleus ADU members, past and present and future, that attended the 23rd IOC, B...