Listen to the sound of Black Fire Ants (MP3 files from Dr. Hickler's homepage):
"Till, when they reached the Valley of the Ants, an ant exclaimed: O ants! Enter your dwellings lest Solomon and his armies crush you, unperceiving" (Chapter 27, verse 18, Translation by Pickthal)
Definition: Stridulation from Online Medical Dictionary.
Dr. R. Hicklings homepage.
Stridulation on Wikipedia
Translation of the verse from USC-MSA Compendium of Muslim Texts
Article: When Ants Squeak