Dentition mammals the infants have a set of teeth that fall out and are replaced by adult teeth. These are called deciduous teeth, primary teeth, baby teeth or milk teeth. Animals that have two sets of teeth, one followed by the other, are said to be diphyodont. Normally the dental formula for milk teeth is the same as for adult teeth except that the molars are missing. Because mammal teeth are specialised for different functions, many mammal groups have lost teeth not needed in their adaptation. Tooth form has also undergone evolutionary modification as a result of natural selection for specialised
What Is Life 16. It has since appeared on Newton-John compilation albums such as "" (1992) and "The Definitive Collection" (2002). In 1971, British easy listening pianist Ronnie Aldrich covered "What Is Life" (as well as "My Sweet Lord") on his album "Love Story". That same year, a version by the Ventures appeared on their "New Testament" album. Also in 1971, a Finnish-language version of the song, titled "Mikä Saa Ihmisen Elämään", was released as a single by local singer Oliver – better known as Veikko Laiho, of the Laiho Trio. In 1992, Nicola Sirkis covered the song on the album "Dans La