The Compendium of Caraka 5.1.14

5.1.14

svarādhikārastu---haṃsakrauñcanemidundubhikalaviṅkakākakapotajarjarānukārāḥ prakṛtisvarā bhavanti; yāṃścāpara-&anupekṣamāṇo 'api vidyādanūkarto 'anyathā vā 'api virdiśyamānāṃstajñaiḥ/

The topic of voice, however: voices resembling a swan, a sarus crane, a chariot wheel, a kettle drum, a sparrow, a crow, a dove, or a cracked vessel are constitutional voices; and whichever others an observant person may recognize, as handed down by tradition or otherwise pointed out by experts on the subject.