Hence the supposed aboriginal stocks must either still exist in the countries where they were originally domesticated, and yet be unknown to ornithologists; and this, considering their size, habits and remarkable characters, seems improbable; or they must have become extinct in the wild state.
eta honek, haien tamainu, aztura eta ezaugarri nabarmenak kontuan izanik, gertagaitz dirudi; edo basa-uso egoeran iraungiak izan behar zuten.