Birds do not have ears .... but, I'm sure, they could hear each other.... the mother, and the baby-sunbird.... Let me explain.... Today, for the first time, I had to chase a bird from inside our home! I was cooking lunch and had to take a call at my home-office. On returning, I saw a tiny, panicky female sun-bird fluttering about in great confusion! It seemed like this little one had just learned how to fly... and, had somehow managed to give her mother the slip! It was quite disturbing to watch the confusion.... the cheeping bird inside and the cheeping bird outside. If only I could speak the bird language..... I was quite sure that the bird would be smart enough to catch wind movements, and opened all the windows. I was wrong!! Tired, after about twenty minutes of non-stop flying, she began to take tiny breaks on accessible (to me) ledges. That was when I decided to capture and release her.... You know, there is this plastic container in the kitchen that is a re...