Ant

Why ants may be able to teach us more about modern humans than chimpanzees can:

With a maximum size of about 100, no chimpanzee group has to deal with issues of public health, infrastructure, distribution of goods and services, market economies, mass transit problems, assembly lines and complex teamwork, agriculture and animal domestication, warfare and slavery.

(Photo by Andrey Pavlov via Buzzfeed and LensArt.ru)