;Image=menu.gif ;Width=124 ;Height=378 rect biblio.html 102,357 103,358 rect ../index.html 7,354 119,380 rect biblio.html 15,320 119,343 rect conclu.html 13,290 121,317 rect brdimag.html 13,259 122,287 rect nathist.html 12,233 121,256 rect shxbirds.html 16,187 112,229 rect list.html 14,123 117,184 rect intro.html 16,97 112,119