Blue Bird time vs. Sparrow

I have written several times about my constant war against the Common House Sparrow as a pest.  They attack and kill the blue birds, they take over the nests and they even can fend off the Purple Martins.  I had started using a trap in this post “Good and Bad Birds” and here “Sparrow Trap Revisited”.  When I bought the first trap I also got some smaller ones that fit into the Blue Bird house.  I had not used them as I was not sure of capturing Sparrow over hurting Blue Birds, but this week it became a much stronger need.  The Sparrows had taken over a Blue Bird house.  I had watched them for a day or more coming and going and they had

“And Now the Rest of the Story – “Blue Bird time vs. Sparrow