A UV light illuminates porphyrins in a saw-whet owl’s wing to help researchers determine the feathers’ age Tuesday, Oct. 15. (Avery Howe/Bigfork Eagle)
October 23, 2024
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October 23, 2024 midnight
Migration mystery: Work aims to track saw-whet owls journey
At 7:20 p.m., a northern saw-whet owl call pierces through the forest at Flathead Lake Biological Station. Although these little owls are some of the more common on the North American continent and native to Northwest Montana’s woods, this sound is coming from a speaker.