Abstract

I start with two contradictory statements: Jaeger, Aristotle, p. 330: ‘Thus all indications point to a late date for the origin of the philosopher's zoological works.’ D'Arcy Thompson, Historia Animalium, Prefatory Note: ‘It can be shown that Aristotle's natural history studies were carried on, or mainly carried on, in his middle age, between his two periods of residence at Athens.‘