Attenborough goes on to say: Having developed the technique they also practise it as a way of reinforcing the bond between them, singing their complex duets even while sitting next to one another on a branch. and sometimes, if one of the pair is absent, the lonely bird will sing the full elaborate melody filling in the missing parts itself.
ಆ ಹಾಡುಗಳು ದಟ್ಟವಾದ ಗಿಡಮರಗಳ ಪ್ರದೇಶದಲ್ಲಿ, ಒಂದು ಪಕ್ಷಿ ಇನ್ನೊಂದನ್ನು ಕಂಡುಹಿಡಿಯಲು ಸಹ ಆ ಪಕ್ಷಿಗಳಿಗೆ ಸಹಾಯಮಾಡುತ್ತಿರಬಹುದು.