http://encyclopedia2.thefreedictionary.com/Synanthropic+Organism

Synanthropes are organisms that exist or thrive ‘in the between’ of artificial environments and nature. That is, in and around humans and their activity. Many of these creatures are incredibly intelligent in ways that are invisible to those who dwell in cities, but would rip them from the delusion that we … are… or ever have been. Intelligent, that is.