Title Genres Topics Date (Start) Date (End)
Photograph of Wood Duck ducklings in a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1977-05-01 1977-05-31
Walter Rosene personal reminiscences of nature study and bird work at Ledges State Park Diaries Photographs Narratives (literary works) Bird watching Birds--Counting Birds--Nests Birds--Research Parks--Iowa Birds--Anecdotes 1918-01-01 1941-12-31
Photograph of five hatching Wood Duck eggs Photographs Birds--Eggs Birds--Research 1971-06-01 N/A
Photograph of a snake in a Wood Duck house Photographs Birds--Research Birdhouses Predatory animals 1965-01-01 1965-12-31
Photograph of Wood Duck houses in trees Photographs Birds--Research Birdhouses 1971-05-01 1971-05-31
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
Photograph of a Wood Duck duckling in a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1971-07-01 1971-07-31
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
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
Photograph of three hatching Wood Duck eggs Photographs Birds--Eggs Birds--Research 1971-07-01 1971-07-31
Photograph of Wood Duck ducklings swimming Photographs Birds--Research Ducklings Wood duck--Behavior 1971-06-01 1977-06-30
Photograph of Wood Duck ducklings swimming among plants in water Photographs Birds--Research Ducklings Wood duck--Behavior 1977-06-01 1977-06-30
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
Photograph of a Wood Duck house Photographs Birds--Research Birdhouses 1960-01-01 1960-12-31
Photograph of a Wood Duck duckling jumping from duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1966-05-01 1966-05-31
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
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
Photograph of a Wood Duck duckling jumping from a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1966-01-01 1966-12-31
Photograph of a mother Wood Duck and ducklings walking on grass Photographs Birds--Research Ducklings Wood duck--Behavior 1966-01-01 1966-12-31
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
Photograph of Wood Duck eggs beginning to hatch Photographs Birds--Eggs Birds--Research 1966-05-01 1966-05-31
Photograph of Wood Duck ducklings nesting among egg shells and nesting material Photographs Birds--Eggs Birds--Research Ducklings 1966-05-01 1966-05-31
Photograph of Wood Duck ducklings leaving the duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior N/A N/A
Photograph of Wood Duck houses in trees Photographs Birds--Research Birdhouses 1965-01-01 1965-12-31
Photograph of a Wood Duck perched on a Wood Duck house Photographs Birds--Habitat Birds--Research Birdhouses 1960-01-01 1960-12-31