Now, there's a turn up for the books!

Now, there's a turn up for the books!

Observation - Now, there's a turn up for the books!. Description: I may very well have walked past this without a second glance but for two things. 1. A group of canoeists were bearing down on it from behind and 2. Its alarm calls (very different from Mute Swan). It was swimming down river close to the far bank and I th

I may very well have walked past this without a second glance but for two things. 1. A group of canoeists were bearing down on it from behind and 2. Its alarm calls (very different from Mute Swan). It was swimming down river close to the far bank and I think the canoeists were making it nervous. I just managed to fire off a couple of shots before it flew away down river. (Any suggestions as to why it might be here would be welcome)