Story thread · 2 reports / 2 sources

Tiny backpacks reveal the secret, sometimes circuitous migrations of small songbirds

phys.org · 6dShare

Squinting through my binoculars, I scanned the dense branches of a black spruce, trying my best to catch a glimpse of the thin legs of a small black, white and yellow songbird. I was on the hunt for a yellow-rumped warbler—a bird affectionately called "butter-butt" by birdwatchers after the distinctive buttery yellow patch of feathers above its tail.

First report: Tiny backpacks reveal the secret, sometimes circuitous migrations of small songbirds — theconversation.com, 6d