ἀκανθίς
From LSJ
Τούτῳ τῷ λόγῳ χρήσαιτο ἄν τις ἐπ' ἐκείνων τῶν ἀνθρώπων οἳ παραδόξως ἀλαζονεύονται, μηδὲ τὰ κοινὰ τοῖς ἀνθρώποις ἐπιτελεῖν δυνάμενοι → One would use this fable for those who give themselves unreasonable airs, but can't handle everyday life (Aesop 40)
English (LSJ)
ίδος, ἡ, a bird,
A goldfinch, Fringilla carduelis, or linnet, Fr.linaria, Arist. HA616b31, Theoc.7.141. II = ἠριγέρων, Call. ap. Plin.HN25.168: = ἄκανθα Ἀραβική, Ps.-Dsc.3.13: = ἀκάνθιον, ib.16. III = κανθός, Gal.17(1).666.
German (Pape)
[Seite 68] ίδος, ἡ, Distelsinke, Stieglitz, Arist. H. A. 8, 5; Theocr. 7, 141; Agath. 25 (V, 292).