Assertion: crick's other | /r/HasProperty | stridulation
Facets:
Source sentences:
text: Gryllus cricket chirping: Its head faces its burrow; the leathery fore wings ( A malecricket chirping: Its head faces its burrow; the leathery fore wings ( tegmina ; singular "tegmen") are raised (clear of the more delicate hind wings) and are being scraped against each other ( stridulation ) to produce the song.