This behaviour seems to be catching. Perhaps it's something to do with the fact that it's a bright sunny day!
Although it looked in the picture above that she was going into the box, she hasn't actually done it yet!
Oh well - later perhaps!
And now, only 8 seconds later, she's back! Why on earth did she go?
At least this time there is no hanging around - she goes straight inside.
That's a nice bit of moss. Come on - put it down!
That's right!
And three hours later at the end of the day the moss was still there - but it was still all by itself!