They'll not just sitting on the window sill pecking their reflection jingl, but flying full tilt into the glass.
Only one shape is hawk shaped, two are blackbirdy/sparrowish and one definitely a swift. I think it just tells the birds the glass is there. RSPB also sell butterfly shapes which apparently work just as well.
He has done it! The toolmakers son has resigned!
This would under normal circumstances be headline news

I have been known to pin a bit of net curtain up until the one for it passes. That does stop it. Robins can do it all through the Summer.
