animal communication, n.All

Animal communication (n.) shares ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠language's 'purposive, syntactic, propositional' badges only at a height where walking earns them too.

Animal communication (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠not a poorer version of speech; a sliding signal like birdsong actually has more possible values, because human language moves in discrete steps.