Bird sound app
I don't have any links to an app, but if the bird sounded like a rusty wheel trying to turn, it was a Chachalaca! 
Complete thread:
- Bird sound app - KathyKK, 2020-12-18, 09:27
- Bird sound app - Tom in WI, 2020-12-18, 12:59
- Bird sound app - Robbob, 2020-12-18, 15:31
- Bird sound app - Hunter-MX, 2020-12-19, 11:16
- Bird sound app - Tom in WI, 2020-12-18, 12:59

