Re humans superior to animals on the basis of our sophisticated used of language?

This essay has to be Argumentativein style and you have to identify the main arguments surrounding the issue and recommend a position and/or course of action that you believe best solves the controversy. It must be written in MLA style with four pages and at least 4 sources. More details on the paper topic is as follows:
It is commonly assumed that humans are superior to animals on the basis of our sophisticated use of language (along with our use of tools and technology). Are humans correct in this assumption? Present on or two descriptions of language use by a non-human species along with other characteristics of that species to set up a comparison that demonstrates your answer to this question.