odorat | Vive les SVT ! Les sciences de la vie et de la Terre au collège et au lycée

L’odorat des rats géants détecte les mines anti-personnelles

Utiliser l’odorat des rats géants pour détecter les mines anti-personnelles : l’activité de l’ONG belge Apopo paraît saugrenue mais elle fonctionne à merveille au Mozambique et en Tanzanie, avant l’Angola, très prochainement. (…) Les tests sur les rats ont été très concluants. Selon Jared Mkumbo, dresseur de rats en Tanzanie :« Les rats sont intelligents. Ils aiment apprendre de nouvelles

4ème

La communication nerveuse

Chapitre 1 : Le fonctionnement du système nerveux Comment s’effectue la commande de nos mouvements volontaires ? I – Les organes des sens sont des organes récepteurs TD organes des sens organes des sens = organes indispensables à la perception du milieu. Nos organes des sens nous fournissent de nombreuses informations en captant des stimuli variés. stimulus = signal physique

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