Mallard (Anas platyrhynchos) at Salt Plains National Wildlife Refuge in Alfalfa County, Oklahoma, United States on December 22, 2025
Mallard (Anas platyrhynchos) at Salt Plains National Wildlife Refuge in Alfalfa County, Oklahoma, United States on December 22, 2025
| Camera Model Name | Canon EOS R5 |
| Lens Model | EF100-400mm f/4.5-5.6L IS II USM +2x III |
| Focal Length | 800 mm |
| Exposure Time | 1/500 |
| ISO | 400 |
| F Number | 11.0 |
| Camera Temperature | 33 C |
| Measured EV | 13.88 |
| Measured EV 2 | 31 |
| Focus Distance Upper | 261.72 m |
| Focus Distance Lower | 81.91 m |
| Artist | John Moyer |
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