Amazing Pied-billed Grebe

The small, nondescript Pied-billed Grebe has an astonishing talent. The grebe is the master of its own buoyancy. It can squeeze out both the air trapped in its feathers and in its internal air-sacs — and sink effortlessly. Learn more about the amazing, sinking Pied-billed Grebe at Cornell's AllAboutBirds. Watch this grebe sink...     
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And watch a video!

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