Source:http://linkedlifedata.com/resource/umls/id/C0871391
MSH: The comparative study of social organization in animals including humans, especially with regard to its genetic basis and evolutionary history. (Merriam-Webster's Collegiate Dictionary, 10th ed),NCI: A branch of biology that attempts to explain animal behavior and social structures in terms of evolutionary advantage or strategy. It uses techniques from ethology, evolution and population genetics.