Double-crested Cormorants (Nannopterum auritum) on driftwood at Lake Thunderbird in Norman, Oklahoma, United States on October 30, 2025
Double-crested Cormorants (Nannopterum auritum) on driftwood at Lake Thunderbird in Norman, Oklahoma, United States on October 30, 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 | 1/400 |
| ISO | 800 |
| F Number | 16.0 |
| Camera Temperature | 34 C |
| Measured EV | 13.62 |
| Measured EV 2 | 29 |
| Focus Distance Upper | inf |
| Focus Distance Lower | 81.91 m |
| Hyperfocal Distance | 1329.27 m |
| Field Of View | 2.6 deg |
| Depth Of Field | 220.93 m (288.73 - 509.66 m) |
| Artist | John Moyer |
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