Voice classification in non-classical music chart that follows. The ranges given below are approximations and are not meant to be too rigidly applied. Some men, in falsetto voice or as a result of certain rare physiological conditions, can sing in the same range as women. These do not fall into the female categories, instead called countertenors within classical music. Within contemporary music, however, the use of the term "tenor" for these male voices would be more appropriate. Teaching voice within non-classical music is an emerging field. Up to this point, voice teachers and voice research have been largely concentrated with classical methods of singing. However,
Voice type of soprano especially dear to the French are the "Dugazon" and the "Falcon", which are intermediate voice types between the soprano and the mezzo-soprano. A Dugazon is a darker-colored soubrette. A Falcon a darker-colored soprano drammatico. Mezzo-soprano range: The mezzo-soprano voice is the middle-range voice type for females; it lies between the soprano and contralto ranges, over-lapping both of them. The typical range of this voice is between A3 (the A below middle C) to A5 (two octaves higher). In the lower and upper extremes, some mezzo-sopranos may extend down to F3 (the F below middle C) and as high