T. rex tooth denticles
By ThePhysicist
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Not sure why, but I could look at serrations all day - little marvels of natural selection. And to imagine 66 million years ago these were cutting through dinosaur muscle fibers!
Photo Information
- Taken with Apple iPhone SE (2nd generation)
- Focal Length 4 mm
- Exposure Time 1/121
- f Aperture f/1.8
- ISO Speed 40
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