Media Summary: Non-vocal sound production associated with singing in the Slow speed version shows the slight bill movement associated with click-sound production. Citation: Soma M, Mori C (2015) The ... A female is on the cage floor while a male perches above. Both birds produce bill clicks while the male sings his song.
Java Sparrow As A Percussionist - Detailed Analysis & Overview
Non-vocal sound production associated with singing in the Slow speed version shows the slight bill movement associated with click-sound production. Citation: Soma M, Mori C (2015) The ... A female is on the cage floor while a male perches above. Both birds produce bill clicks while the male sings his song. Soma M, Iwama M., PLoS ONE, March 8, 2017)
