Why shouldn't my goose sing as well as thy goose?

Here's a sampler of Alexander's breathing...

Here he is shortly after falling asleep for a nap:



Here he is, fast asleep in the dead of night:



Here he is that same night after changing position (creating a slight tune change):



And here he is attempting a conversation this morning after his bath:



Sometimes he breathes so quietly he almost sounds normal. Other times he's so loud I could swear there was a flock of geese flying over the house. We love him no matter how he breathes.