There is another nonnative sparrow in North America that is less familiar to us. This is the Eurasian tree sparrow, a cousin of the invasive and highly aggressive house sparrow.
Tag: sparrows
Installing Monofilament On Your Birdhouse: Easy 5-steps with pictures
When installing monofilament line on your birdhouse, the most important thing is to place to vertical strings running down the front of your box just ⅛ of an inch from either side of the entrance hole.