Sense and Sensibilia or On Sense and the Sensible (Greek: Περὶ αἰσθήσεως καὶ αἰσθητῶν, Latin: De sensu et sensibilibus) is one of Aristotle's short treatises on nature, the Parva Naturalia.
Free online texts
Internet Archive: The Works of Aristotle, Vol III, translated under the editorship of W.D. Ross (1910). Parva Naturalia translated by J.I. Beare and G.R.T. Ross. Multiple formats.
Internet Archive: Aristotle's Psychology: A Treatise on the Principle of Life (De Anima and Parva Naturalia), translated by W.A. Hammond (1902). Multiple formats.
Internet Classics Archive: On Sense and the Sensible, translated by J.I. Beare. HTML and TXT formats.
University of Adelaide (Internet Archive): On Sense and the Sensible, translated by J.I. Beare. Multiple formats.
History of Philosophy without any gaps: Classified Information: Aristotle's Biology - podcast by philosopher Peter Adamson.
Librivox: Parva Naturalia - public domain audiobook.
Philpapers: On Sense and the Sensible - Academic bibliography.
Stanford Encyclopedia of Philosophy: Aristotle's Biology, by James Lennox.
Wikipedia: Sense and Sensibilia: (Aristotle).
The Great Conversation: Further reading at Tom's Learning Notes
Aristotle: On the Soul.
Ancient Greek resources: Learn to read Greek classics in the original.