Title Genres Topics Date (Start) Date (End)
Birds and bridges survey Questionnaires Bird populations Bird surveys Birds--Research Ornithology--Methodology N/A N/A
Habitat selection by Dickcissels survey Instructions (document genre) Questionnaires Bird populations Bird surveys Birds--Counting Birds--Habitat Birds--Research Ornithology--Methodology N/A N/A
Smith's Longspur survey Questionnaires Bird populations Bird surveys Birds--Migration Birds--Research Ornithology--Methodology N/A N/A
Documents regarding a Wood Duck study, 1963 Correspondence Questionnaires Bird surveys Bird watching Birds--Nests Birds--Research Ornithology--Methodology Ducklings 1963-01-01 1963-12-31
Documents regarding a Wood Duck study, February 27, 1964 Checklists Correspondence Questionnaires Bird surveys Bird watchers Birds--Nests Birds--Research Ornithology--Methodology Predatory animals Ducks--Counting Ducklings 1964-02-27 N/A
Big Bluestem Flyer, Volume 30, Number 1, October 1994 Questionnaires Newsletters Bird watching Ornithology--Societies, etc Parulidae | Warblers Meetings Piciformes | Woodpeckers and allies 1994-10-01 1994-10-31