Photograph of Wood Duck eggs beginning to hatch
|
Photographs
|
Birds--Eggs Birds--Research
|
1966-05-01
|
1966-05-31
|
Manuscript, graphic, and printed material
|
Three Wood Duck eggs in the early stages of hatching, May 1966
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
11
|
Photograph of a mother Wood Duck sitting on eggs in duck house
|
Photographs
|
Birds--Research Birdhouses Eggs--Incubation Wood duck--Behavior
|
1966-05-01
|
1966-05-31
|
Manuscript, graphic, and printed material
|
A mother Wood Duck sits on top of nesting material inside a Wood Duck house, May 1966. Five Wood Duck eggs are visible beneath her.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
12
|
Photograph of paper covering the entrance to a Wood Duck house
|
Photographs
|
Birds--Research Ornithology--Methodology Birdhouses--Design and construction
|
1966-05-01
|
1966-05-31
|
Manuscript, graphic, and printed material
|
A wooden Wood Duck house attached to the side of tree trunk, May 1966. The opening to the duck house is covered by a piece of paper that is fastened with string.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
14
|
Photograph of recently hatched Wood Duck ducklings and egg shells in a duck house
|
Photographs
|
Birds--Eggs Birds--Research Ducklings
|
1966-05-01
|
1966-05-31
|
Manuscript, graphic, and printed material
|
Several recently hatched Wood Duck ducklings intermixed with egg shells and other nesting material in a Wood Duck house, May 1966.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
16
|
Photograph of a Wood Duck duckling jumping from duck house
|
Photographs
|
Birds--Research Birdhouses Ducklings Wood duck--Behavior
|
1966-05-01
|
1966-05-31
|
Manuscript, graphic, and printed material
|
A Wood Duck duckling jumping from a wooden Wood Duck house that is fastened to a tree trunk, May 1966.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
16
|
Photograph of Wood Duck houses in trees
|
Photographs
|
Birds--Research Birdhouses
|
1971-05-01
|
1971-05-31
|
Manuscript, graphic, and printed material
|
Several trees along a bluff overlooking the Mississippi River that each have a wooden Wood Duck house attached to the trunk, May 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
2
|
Photograph of mother Wood Duck and ducklings inside a duck house
|
Photographs
|
Birds--Research Birdhouses Ducklings Wood duck--Behavior
|
1971-06-01
|
1977-06-30
|
Manuscript, graphic, and printed material
|
A mother Wood Duck and several ducklings on the inside bottom of a duck house, June 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
18
|
Photograph of Wood Duck ducklings swimming
|
Photographs
|
Birds--Research Ducklings Wood duck--Behavior
|
1971-06-01
|
1977-06-30
|
Manuscript, graphic, and printed material
|
A raft of Wood Duck ducklings swimming together in open water, June 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
18
|
Photograph of five hatching Wood Duck eggs
|
Photographs
|
Birds--Eggs Birds--Research
|
1971-06-01
|
N/A
|
Manuscript, graphic, and printed material
|
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.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
5
|
Photograph of three hatching Wood Duck eggs
|
Photographs
|
Birds--Eggs Birds--Research
|
1971-07-01
|
1971-07-31
|
Manuscript, graphic, and printed material
|
Three marked Wood Duck eggs that are just beginning to hatch, July 1971. A small tube of paint and a wax pencil are pictured below the eggs to give perspective on the size of the eggs.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
1
|
Photograph of a mother Wood Duck in a duck house
|
Photographs
|
Birds--Habitat Birds--Research Birdhouses Wood duck--Behavior
|
1971-07-01
|
1971-07-31
|
Manuscript, graphic, and printed material
|
A mother Wood Duck looking out of the opening of a Wood Duck house that is attached to a tree, July 1971
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
1
|
Photograph of a mother Wood Duck diving from a duck house
|
Photographs
|
Birds--Habitat Birds--Research Birdhouses Wood duck--Behavior
|
1971-07-01
|
1971-07-31
|
Manuscript, graphic, and printed material
|
A mother Wood Duck diving out of the opening of a Wood Duck house that is attached to a tree, July 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
1
|
Photograph of a Wood Duck duckling in a duck house
|
Photographs
|
Birds--Research Birdhouses Ducklings Wood duck--Behavior
|
1971-07-01
|
1971-07-31
|
Manuscript, graphic, and printed material
|
A Wood Duck duckling looking out of the opening of a Wood Duck house that is attached to a tree, July 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
1
|
Photograph of a Wood Duck duckling diving from a duck house
|
Photographs
|
Birds--Research Birdhouses Ducklings Wood duck--Behavior
|
1971-07-01
|
1971-07-31
|
Manuscript, graphic, and printed material
|
A Wood Duck duckling diving out of the opening of a Wood Duck house that is attached to a tree, July 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
7
|
1
|
Photograph of Wood Duck ducklings in a duck house
|
Photographs
|
Birds--Research Birdhouses Ducklings Wood duck--Behavior
|
1977-05-01
|
1977-05-31
|
Manuscript, graphic, and printed material
|
Several Wood Duck ducklings laying in nesting material on the inside bottom of a Wood Duck house, May 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
17
|
Photograph of Wood Duck ducklings swimming among plants in water
|
Photographs
|
Birds--Research Ducklings Wood duck--Behavior
|
1977-06-01
|
1977-06-30
|
Manuscript, graphic, and printed material
|
A raft of Wood Duck ducklings swimming together among plants along a tree-lined stretch of water, June 1971.
|
Leopold, Frederic, 1895-1989
|
Wood Duck
|
Burlington
|
|
|
|
Frederic Leopold Papers | MS 113
|
6
|
18
|