Barailh : diforc'h etre ar stummoù

Endalc’h diverket Danvez ouzhpennet
Arko (kaozeal | degasadennoù)
Diverradenn ebet eus ar c'hemm
Rescuing 2 sources and tagging 0 as dead.) #IABot (v2.0.8
Linenn 30:
* [http://education.guardian.co.uk/higher/research/improbable/story/0,11109,1438356,00.html The hidden sexuality of the human yawn]
* [http://faculty.washington.edu/chudler/yawning.html Yawns, and why do we yawn?]
* [https://web.archive.org/web/20061231092225/http://www.world-science.net/exclusives/050309_yawnfrm.htm From a February issue of the research journal Neuroimage]
* [https://web.archive.org/web/20070103211419/http://www.oldsuperstitions.com/general.html Old Superstitions.com]
* [http://www.straightdope.com/classics/a2_309.html Why are yawns contagious?]
* [http://www.yawning.info All you want to know about yawning (French and English)]