


What is the difference between a communication system with productivity and one with fixed reference? Communication with productivity has infinite potential number of utterances. Bees are small exception in some version of displacement.

Unlike human, animal communication is designed to be exclusively for the here and now. With which of the seven "sources" would you associate the following quotation? "Chewing, licking and sucking are extremely widespread mammalian activities, which, in terms of casual observation, have obvious similarities with speech (MacNeilage, 1998) physical adaptation source - lips, teeth, tongue usage What is displacement? Referring to a different place or time through language. Why do you think that young deaf children who become fluent in sign language would be cited in support of the innateness hypothesis? Because the children become also fluent very early in a sign language.
