Newfoundland ndi mtundu wa agalu womwe umatchedwa dera lomwe agaluwa adawonekera koyamba. Ngakhale kuti mtunduwo tsopano umatengedwa ngati wa Canada, kwenikweni, pa nthawi ya maonekedwe ake, gawolo linali la Amwenye, ndiyeno United States, ndi Canada, monga dziko losiyana, linawonekera pambuyo pake. Pakalipano, ofufuza sangathe kunena ndendende momwe mtunduwo unapangidwira, ndi agalu ati omwe adakhudzidwa.
Pali ziphunzitso zingapo, palibe imodzi yomwe ili ndi chitsimikizo chokwanira ngati cholondola mosakayikira. Chiphunzitso choyamba ndi chakuti cha m'ma 15 ndi 16, chifukwa cha kuwoloka kwa mitundu ingapo ya agalu, yomwe, malinga ndi obereketsa agalu, inali Pyrenean Shepherds, Mastiffs, ndi Agalu Amadzi Achipwitikizi, mtundu umene tsopano tikudziwa kuti ndi agalu. Newfoundland inabadwa.