weird bird noise

Hi, my three month old budgie Taro keeps making these weird chattering noises whenever it's time for bed, I've heard her make the noise before when playing but I don't know if it means different things? If she is afraid of the dark do I keep a small light on? Cause I'm used to sleeping in...

[Side note: please excuse my legs in the video, I had to record her making the noises while she was on my shoulder!! Just listen to her noises.] Hey, so I just got my green cheek conure, Kiwi, a little over a week ago. We have already bonded pretty well, and I took her to the vet today for a...

So basically my lovebird Maya makes this really weird air noise that no matter how many time I google I cannot find anyone with a lovebird that also makes this noise, anyway, I don't think she's sick or anything, she's done it since I first got her, and I don't think it's an agression thing...