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Why Do Nuthatches Climb Down Trees Headfirst?
You have seen the bird. A small gray acrobat inching down a tree trunk, head pointing at the…
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winter birds
Why Do Crows Gather in Huge Roosts? The Science of Winter Roosts
On a cold October evening, the sky over a small city begins to move. Thousands of crows stream…
How to Help Birds in Winter: 9 Backyard Actions That Work
Winter puts backyard birds through the hardest months of their year. Days shrink, temperatures plunge, and the insects,…
What Is a Murmuration? Why Starlings Swarm in Giant Flocks
If you have ever looked up at dusk and watched the sky turn into a living, rippling wave…
Why Do Birds Puff Up Their Feathers? Warmth, Sleep, and Warning Signs
You have seen it on a frosty morning: a chickadee that usually looks trim has become a round…