This cute wren and its mate had been building a nest for a couple of days when along came a...
Oh, look what the cowbird found!
female Brown-headed Cowbird! This is not good news for the wrens as cowbirds lay their eggs in other birds' nests and let the surrogate mothers take care of their young.
Looking for a way to get inside
Luckily for the wrens, the cowbird couldn't get in.
Besides the wrens chased the cowbird away - hopefully for good!
I am linking to Saturday Critters HERE.