I have many, many dozens of nest boxes situated around various locations here at the Platz for my cavity-nesting songbirds.
Somebody has been gnawing on the entrance holes.
Anybody have any idea who is responsible?
Somebody has been gnawing on the entrance holes.
Anybody have any idea who is responsible?
I'll bet it's the mysterious Northern Gnawing Nuthatch! Nah.
ReplyDeleteSquirrels!
ReplyDeleteThey're trying to enlarge the entrance hole for winter quarters.