Questions and sub-questions in phonology (overlappings)

3. Why do we have different dialects and languages?
A. How and why does pronunciation change over time?
a. How can we account for common patterns in diverse languages?
b. Why do we have different forms of the same word or morpheme in different contexts?
B. Why do we have accents since we have the same articulatory organs?


7. How is sound associate with meanings?


8. How did language and speech arise or evolve in our species?
A. Why is the vocal apparatus different as a function of the age and sex of the speaker?
B. What is the relation, if any, between human speech and non-human communication?
a. Is it possible to communicate with animals if we knew their sound meanings?