How popular is Gemma? Gemma is a very popular first name for females (#1711 out of 4276, Top 40%) and also a very popular surname for both adults and children (#28049 out of 150436, Top 19%). (2000 U.S. CENSUS)
Chomsky and Gould hypothesize that language may have evolved simply because the physical structure of the brain evolved, or because cognitive structures that were used for things like tool making or rule learning were also good for complex communication.
The Origin of Language (by Edward Vajda).  Yesterday we discussed the gulf that separates the creative use of language by humans from the inborn signals of animals. Bees returning from their first flight out of the hive know perfectly how to perform their complex nectar dances.