Great Blue Heron (Ardea herodias) at Lake Thunderbird in Norman, Oklahoma, United States on October 20, 2026
Great Blue Heron (Ardea herodias) at Lake Thunderbird in Norman, Oklahoma, United States on October 20, 2026
| Camera Model Name | Canon EOS R5 |
| Lens Model | RF100-300mm F2.8 L IS USM + EXTENDER RF2x |
| Focal Length | 561 mm |
| Exposure Time | 1/640 |
| ISO | 100 |
| F Number | 5.6 |
| Camera Temperature | 38 C |
| Measured EV | 14.38 |
| Measured EV 2 | 32 |
| Focus Distance Upper | 39.55 m |
| Focus Distance Lower | 29.98 m |
| Artist | John Moyer |
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