From John C Longhenry
Our 2nd Northern Saw-whet Owl of the fall was a hatching year female recapture! This bird is what we refer to as a foreign recapture, meaning that it was trapped and banded initially at another banding station probably north of us, this fall.
Colored Sanda Forest Preserve, Illinois
If you’re not paying for the product, you are the product!
Owls know trackers when they see them, and they treasure their personal data!