How to Tell a Bird’s Age By Its Song

I’ve never seen a slow moving bird or gotten close enough to a still one to see grey hair. So, to me, this is such an interesting article.

via Smithsonian

On Pipeline Road in Panama’s Soberania National Park, birdwatchers on high-end tours rack up 200 bird species in a day and move on. But Corey Tarwater and Patrick Kelley make it their life’s work to understand relationships between Black-crowned antshrikes, first as students and now as faculty members at the University of Wyoming. Meanwhile, their own family has grown to include not only two children, but a whole tribe of students, interns and volunteers.

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