Iranian zoologist and sociobiologist, birth in Tehran, graduated from the University of Tehran and the National University of Iran. The first iranian planarialogist introducing two new species Dugesia iranica and Dugesia persica in 1997. Zoology (Greek zoon = animal and logos = word) is the biological discipline which involves the study of animals. ... Sociobiology is a branch of biology and also sociology that attempts to throw light upon behavior in both human and non-human societies in terms of evolutionary advantage or strategy. ... Tehran is a metropolis of 14 million situated at the foot of the towering Alborz range. ... The University of Tehran (دانشگاه تهران in Persian), also known as Tehran University, is the oldest and largest university of Iran (Persia). ... Jump to: navigation, search In biology, the most commonly used definition of species was first coined by Ernst Mayr. ... 1997 is a common year starting on Wednesday of the Gregorian calendar. ...