We know that humans go to great lengths to teach our ways of communication to animals, but we are aware of no such initiative from animals to teach humans their

We know that humans go to great lengths to teach our ways of communication to animals, but we are aware of no such initiative from animals to teach humans their means communication. Maybe we are the only species that is interested in inter-species communication, or maybe we are just too stupid to recognize it when it comes from other animals, or maybe such high level intelligence doesn't exist in other species.