Bluebirds do sometimes just go in half way. They may be arranging nesting materials or doing something else. Entrance holes for bluebirds should be 1.5 inches.
Bluebirds are generally colored blue.
Yes, bluebirds sing.
Trying to get attention
its trying to get your attention
No. Bluebirds are diurnal (daytime) foragers.
fairy bluebirds are from asia
Bluebirds benefit from woodpeckers. Sometimes bluebirds use old woodpecker holes to build nests in.
If you were trying to get my attention, I would like a smile.
No. The World War 2 song, 'There'll be bluebirds over the white cliffs of Dover' is a nonsense as there are no bluebirds in the UK.
None. Bluebirds aren't found in the UK.
tibet are trying to draw attention to there cause is because they are hoping to embrass china