Physically many cats are able to get pregnant as young as only six or seven months old. However, it is better and healthier for pregnancy to occur when they're a little older. Often younger cats are not good mothers; the maternal instinct seems to be better developed when they're one year or older.
Initially, all modern linguistics was historical in orientation. Even the study of modern dialects involved looking at their origins. Ferdinand de Saussure 's distinction between synchronic and diachronic linguistics is fundamental to the present day organization of the discipline.
A common language. Typcally, the proto-language is not known directly. It is by definition a linguistic reconstruction formulated by applying the comparative method to a group of languages featuring similar characteristics.The tree is a statement of similarity and a hypothesis that the similarity results from descent from a common language.The comparative method, a process of deduction, begins from a set of characteristics, or characters, found in the attested languages.or example, Latin is the proto-language of the Romance language family, which includes such modern languages as French, Italian, Portuguese, Romanian and Spanish. Likewise, Proto-Norse, the ancestor of the modern Scandinavian languages, is attested, albeit in fragmentary form, in the Younger Futhark.