Aristotle, Parts of Animals (Loeb)
Aristotle, Posterior Analytics, tr. Jonathan Barnes (Oxford)
Plato, Timaeus and Critias, tr. Desmond Lee (Penguin)
Aristotle, De Partibus Animalium I and De Generatione Animalium I, tr. with notes by David Balme (Oxford)
Aristotle, Physics, tr. Robin Waterfield (Oxford)
Martha Nussbaum, Aristotle's De Motu Animalium (Princeton)