A northern saw-whet owl is banded by Owl Research Institute intern Zach Burke during a banding survey at the Flathead Lake Biological Station on Wednesday, Oct. 8. Data collected from the station contributes to worldwide efforts to learn more about the migratory routes, timing and habitat of the saw-whet owl. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Owl Research Institute intern Zach Burke checks one of the mist nets during a northern saw-whet owl banding survey at Flathead Lake Biological Station on Wednesday, Oct. 8. Data collected from the station contributes to worldwide efforts to learn more about the migratory routes, timing and habitat of the saw-whet owl. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Owl Research Institute interns Hayley Madden and Zach Burke use a UV light to illuminate porphyrins in a northern saw-whet owl’s wing to help researchers determine the age of the owl's feathers during a banding survey at Flathead Lake Biological Station on Wednesday, Oct. 8. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    In a photo taken with a slow shutter speed, Owl Research Institute intern Zach Burke releases a northern saw-whet owl after it is banded at the Flathead Lake Biological Station on Wednesday, Oct. 8. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Owl Research Institute intern Zach Burke writes down data after placing a band on a northern saw-whet owl during a banding survey at Flathead Lake Biological Station on Wednesday, Oct. 8. Data collected from the station contributes to worldwide efforts to learn more about the migratory routes, timing and habitat of the saw-whet owl. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    A northern saw-whet owl is banded by Owl Research Institute intern Zach Burke during a banding survey at the Flathead Lake Biological Station on Wednesday, Oct. 8. Data collected from the station contributes to worldwide efforts to learn more about the migratory routes, timing and habitat of the saw-whet owl. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    A northern saw-whet owl is banded by Owl Research Institute intern Zach Burke during a banding survey at the Flathead Lake Biological Station on Wednesday, Oct. 8. Data collected from the station contributes to worldwide efforts to learn more about the migratory routes, timing and habitat of the saw-whet owl. (Casey Kreider/Daily Inter Lake)
 Casey Kreider