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Razorbills (and puffins) have backward-pointing serrations along the beak. The tongue is used to hold fish against these serrations so that more fish can be captured in one mouth-full. | R03_Razorbill.jpg |
Camera: NIKON D200 | ISO: 320 | Exp. bias: 1/3 EV | Exp. Time: 1/500s | Aperture: 6.3 | Focal Length: 400.0mm (~609.4mm) |