Taken from my Visual Diary, there is often a stand off between the blackbird and the squirrels. I have even known the blackbird to stand his ground with my cousin's chihuahua, although that is not saying much.
Rather than rattle round all the stuff you already know I thought I would add something you are less likely to know - T.merula is capable of sleeping on the go, ‘unihemispheric slow-wave sleep’. One half of the brain sleeps whilst the other is awake. Clearly this has many advantages to their survival.
Such a beautiful song Mary, thanks for reminding me of it. It seems mysterious to me, I don't quite understand it but maybe that's the attraction. I could never imagine what happened with these guys that made them produce such timeless material x