αἰγοκέφαλος
From LSJ
Ἃ δέ σοι συνεχῶς παρήγγελλον, ταῦτα καὶ πρᾶττε καὶ μελέτα, στοιχεῖα τοῦ καλῶς ζῆν ταῦτ' εἶναι διαλαμβάνων (Epicurus, Letter to Menoeceus 123.2) → Carry on and practice the things I incessantly used to urge you to do, realizing that they are the essentials of a good life.
English (LSJ)
ὁ, perhaps horned owl, Strix otus, Arist.HA506a17.
Spanish (DGE)
-ου, ὁ orn. quizá búho chico, Asio otus (L.) o limosa, barga (ave zancuda), Arist.HA 506a17, b23, 509a2, Plin.HN 11.204.
Greek (Liddell-Scott)
αἰγοκέφαλος: ὁ ἴσως ἡ κερασφόρος γλαῦξ, Strix otus, Ἀριστ. Ἱ. Ζ. 2. 15, 7.
Russian (Dvoretsky)
αἰγοκέφᾰλος: ὁ предполож. ушастая сова Arst.