LoonOfTheLake
Member
Hi Everyone.
I am doing some research, and am looking for any resources or information about birds that whistle (worldwide). Is there such a list? Since a "whistle" is defined as making a sound between the lips and teeth, what defines a bird that whistles?
Thanks!
I am doing some research, and am looking for any resources or information about birds that whistle (worldwide). Is there such a list? Since a "whistle" is defined as making a sound between the lips and teeth, what defines a bird that whistles?
Thanks!