ethology

noun

Etymology: From the Latin ēthologia (“the art of depicting or imitating character”), from the Ancient Greek ἠθολογία (ēthología, “painting of character, especially by mimic gestures”), from ἠθολόγος (ēthológos, “painting character by mimic gestures”), from ἦθος (êthos, “character, especially moral character”). Equivalent to etho- + -logy.

1. The scientific study of animalian behavior, especially that of nonhuman animals.
2. The study of the human ethos.