On This Day

October 20

Series of images taken on this day (Month Day) in history.

Orange Sulphur: At Busse Woods

Shot Date: Oct. 20, 2025, 3:34 p.m. Species: Orange Sulphur, Red Clover (Nonnative)

Camera Settings: Shutter Speed: 1/500 sec | Aperture: f/10 | ISO: 1000 | Focal Length: 700mm | Shot Date: Oct. 20, 2025, 3:34 p.m. | Camera: Canon EOS R7 | Lens: RF100-500mm F4.5-7.1 L IS USM + EXTENDER RF1.4x
©2025 Vonda Zwick

Orange Sulphur: On thistle

Shot Date: Oct. 20, 2025, 3:25 p.m. Species: Orange Sulphur

Camera Settings: Shutter Speed: 1/1250 sec | Aperture: f/10 | ISO: 2000 | Focal Length: 700mm | Shot Date: Oct. 20, 2025, 3:25 p.m. | Camera: Canon EOS R7 | Lens: RF100-500mm F4.5-7.1 L IS USM + EXTENDER RF1.4x
©2025 Vonda Zwick

Lincoln's Sparrow: In the Canada Goldenrod

Shot Date: Oct. 20, 2024, 9:32 a.m. Species: Canada Goldenrod, Lincoln's Sparrow

Camera Settings: Shutter Speed: 1/1600 sec | Aperture: f/7.1 | ISO: 640 | Focal Length: 500mm | Shot Date: Oct. 20, 2024, 9:32 a.m. | Camera: Canon EOS R7 | Lens: RF100-500mm F4.5-7.1 L IS USM
©2024 Vonda Zwick

Lincoln's Sparrow: In the Canada Goldenrod

Shot Date: Oct. 20, 2024, 9:32 a.m. Species: Canada Goldenrod, Lincoln's Sparrow

Camera Settings: Shutter Speed: 1/1600 sec | Aperture: f/7.1 | ISO: 640 | Focal Length: 500mm | Shot Date: Oct. 20, 2024, 9:32 a.m. | Camera: Canon EOS R7 | Lens: RF100-500mm F4.5-7.1 L IS USM
©2024 Vonda Zwick

Yellow-rumped Warbler: At the conservation area

Shot Date: Oct. 20, 2023, 3:16 p.m. Species: Yellow-rumped Warbler

Camera Settings: Shutter Speed: 1/1000 sec | Aperture: f/7.1 | ISO: 2000 | Focal Length: 500mm | Shot Date: Oct. 20, 2023, 3:16 p.m. | Camera: Canon EOS R7 | Lens: RF100-500mm F4.5-7.1 L IS USM
©2023 Vonda Zwick

Very Young Virginia Opossum: Eating suet from the ground.

Shot Date: Oct. 20, 2022, 4:42 p.m. Species: Virginia Opossum

Camera Settings: Shutter Speed: 1/800 sec | Aperture: f/7.1 | ISO: 3200 | Focal Length: 232mm | Shot Date: Oct. 20, 2022, 4:42 p.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2022 Vonda Zwick

Very Young Virginia Opossum: Eating suet from the ground.

Shot Date: Oct. 20, 2022, 4:41 p.m. Species: Virginia Opossum

Camera Settings: Shutter Speed: 1/800 sec | Aperture: f/6.3 | ISO: 3200 | Focal Length: 403mm | Shot Date: Oct. 20, 2022, 4:41 p.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2022 Vonda Zwick

Winter Wren: At the conservation area

Shot Date: Oct. 20, 2022, 9:07 a.m. Species: Winter Wren

Camera Settings: Shutter Speed: 1/500 sec | Aperture: f/6.3 | ISO: 1250 | Focal Length: 600mm | Shot Date: Oct. 20, 2022, 9:07 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2022 Vonda Zwick

Ruby-crowned Kinglet: At the conservation area

Shot Date: Oct. 20, 2021, 8:28 a.m. Species: Ruby-crowned Kinglet

Camera Settings: Shutter Speed: 1/500 sec | Aperture: f/6.3 | ISO: 3200 | Focal Length: 600mm | Shot Date: Oct. 20, 2021, 8:28 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2021 Vonda Zwick

Ruby-crowned Kinglet: At the conservation area

Shot Date: Oct. 20, 2021, 8:28 a.m. Species: Ruby-crowned Kinglet

Camera Settings: Shutter Speed: 1/500 sec | Aperture: f/6.3 | ISO: 3200 | Focal Length: 600mm | Shot Date: Oct. 20, 2021, 8:28 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2021 Vonda Zwick

Ruby-crowned Kinglet: At the conservation area

Shot Date: Oct. 20, 2021, 8:27 a.m. Species: Ruby-crowned Kinglet

Camera Settings: Shutter Speed: 1/640 sec | Aperture: f/6.3 | ISO: 3200 | Focal Length: 600mm | Shot Date: Oct. 20, 2021, 8:27 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2021 Vonda Zwick

Ruby-crowned Kinglet: At the conservation area

Shot Date: Oct. 20, 2021, 8:27 a.m. Species: Ruby-crowned Kinglet

Camera Settings: Shutter Speed: 1/640 sec | Aperture: f/6.3 | ISO: 3200 | Focal Length: 600mm | Shot Date: Oct. 20, 2021, 8:27 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2021 Vonda Zwick

Ruby-crowned Kinglet: At the conservation area

Shot Date: Oct. 20, 2021, 8:27 a.m. Species: Ruby-crowned Kinglet

Camera Settings: Shutter Speed: 1/500 sec | Aperture: f/6.3 | ISO: 5000 | Focal Length: 600mm | Shot Date: Oct. 20, 2021, 8:27 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2021 Vonda Zwick

Eastern Phoebe: On the observation deck railing at the pond

Shot Date: Oct. 20, 2020, 8:39 a.m. Species: Eastern Phoebe

Camera Settings: Shutter Speed: 1/500 sec | Aperture: f/14 | ISO: 8000 | Focal Length: 600mm | Shot Date: Oct. 20, 2020, 8:39 a.m. | Camera: Canon EOS 5D Mark IV | Lens: 150-600mm F5-6.3 DG OS HSM | Contemporary 015
©2020 Vonda Zwick