Seven of our thrushes (six of them are being sat on by the mother here).Lovely! Is she nesting inside your house? There seems to be three light sources showing up in her eye and one looks like a fluorescent tube light.
In our shed. I had the light on to see if it would help my webcam, it looks down into the nest.
If I go in the shed then she just sits there very still, so I avoid eye contact. Obviously I try to
keep out of the shed, and now all are hatched a lot of time she's not sat on the nest. So we get