Photograph of a Wood Duck duckling diving from a duck house
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Photographs
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Birds--Research Birdhouses Ducklings Wood duck--Behavior
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1971-07-01
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1971-07-31
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Manuscript, graphic, and printed material
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A Wood Duck duckling diving out of the opening of a Wood Duck house that is attached to a tree, July 1971.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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7
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1
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Photograph of Wood Duck houses in trees
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Photographs
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Birds--Research Birdhouses
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1971-05-01
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1971-05-31
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Manuscript, graphic, and printed material
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Several trees along a bluff overlooking the Mississippi River that each have a wooden Wood Duck house attached to the trunk, May 1971.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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7
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2
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Photograph of a snake in a Wood Duck house
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Photographs
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Birds--Research Birdhouses Predatory animals
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1965-01-01
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1965-12-31
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Manuscript, graphic, and printed material
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A snake crawling out of the opening in a Wood Duck house that is attached to a tree trunk, 1965.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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7
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7
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Photograph of five hatching Wood Duck eggs
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Photographs
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Birds--Eggs Birds--Research
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1971-06-01
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N/A
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Manuscript, graphic, and printed material
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Five Wood Duck eggs that are just beginning to hatch, June 1971. A pencil is pictured below the five eggs to give perspective on the size of the eggs. A handwritten note on the back on the photograph indicates that this was the second day since the duckling eggs pipped, or cracked the shells.
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Leopold, Frederic, 1895-1989
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Wood Duck
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Burlington
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Frederic Leopold Papers | MS 113
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7
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5
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Photograph of Frederic Leopold and John Hale near Two Key Island, Mississippi River above Iowa River
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Photographs
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Fowling
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1940-01-01
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1940-12-31
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Manuscript, graphic, and printed material
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Frederic Leopold, seated and holding a rifle, and John Hale along with a hunting dog in a small paddle boat. The boat is situated near a tree-lined stretch of Two Key Island located nearby the Mississippi River above the Iowa River.
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Mississippi River, Iowa Iowa River
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Frederic Leopold Papers | MS 113
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14
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1
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