Over at improbable.com:
ORNITHOLOGY: Ivan R. Schwab, of the University of California Davis, and the late Philip R.A. May of the University of California Los Angeles, for exploring and explaining why woodpeckers don’t get headaches.
REFERENCE: “Cure for a Headache,” Ivan R Schwab, British Journal of Ophthalmology, vol. 86, 2002, p. 843.
REFERENCE: “Woodpeckers and Head Injury,” Philip R.A. May, Joaquin M. Fuster, Paul Newman and Ada Hirschman, Lancet, vol. 307, no. 7957, February 28, 1976, pp. 454-5.
REFERENCE: “Woodpeckers and Head Injury,” Philip R.A. May, Joaquin M. Fuster, Paul Newman and Ada Hirschman, Lancet, vol. 307, no. 7973, June 19, 1976, pp. 1347-8.
WHO ATTENDED THE IG NOBEL PRIZE CEREMONY: Ivan Schwab
NUTRITION: Wasmia Al-Houty of Kuwait University and Faten Al-Mussalam of the Kuwait Environment Public Authority, for showing that dung beetles are finicky eaters.
REFERENCE: “Dung Preference of the Dung Beetle Scarabaeus cristatus Fab (Coleoptera-Scarabaeidae) from Kuwait,” Wasmia Al-Houty and Faten Al-Musalam, Journal of Arid Environments, vol. 35, no. 3, 1997, pp. 511-6.
WHO ATTENDED THE IG NOBEL PRIZE CEREMONY: Faten Al-Musalam