de tres beaux sites de dissection du rat
http://educatus.com/main/samples/default.asp?lid=801486&requestType=start
http://www.umanitoba.ca/faculties/science/biological_sciences/lab15/
http://www.umanitoba.ca/faculties/science/biological_sciences/lab16/
http://ici.cegep-ste-foy.qc.ca/profs/gbourbonnais/revlabo/rat/rat1.htm
http://www.utm.edu/departments/cens/biology/rirwin/RatAnat.htm
http://www.biologie534.com/lab15d.html