Herbert Friedmann

723 hits (0.01 seconds)

Alken by Knud Paludan

Published in The Wilson Bulletin, in 1947, in volume 59, issue 4, pages 215

Created: 2016-12-19, modified: 2023-02-16

A new swift from Mt. Moroto, Uganda

Published in Contributions in Science, in 1964, in volume 83, pages 1-4

Created: 2017-07-17, modified: 2023-02-16

doi:10.5962/p.241031

The Machris Expedition to Tchad, Africa. Birds

Published in Contributions in Science, in 1962, in volume 59, pages 1-27

Created: 2017-07-17, modified: 2023-02-16

doi:10.5962/p.241054

The genus Nyctiprogne

Published in Proceedings of The Biological Society of Washington, in 1945, in volume 58, pages 117-119

Created: 2011-07-31, modified: 2015-11-26

The hawks of the genus Chondrohierax

Published in Jour Washington Acad Sci, in 1934, in volume 24, pages 310-318

Created: 2014-01-30, modified: 2025-12-03

Critical notes on the avian genus Lophortyx

Published in Jour Washington Acad Sci, in 1943, in volume 33, pages 369-371

Created: 2014-01-30, modified: 2025-12-03

A small collection of birds from Eritrea

Published in Jour Washington Acad Sci, in 1948, in volume 38, pages 137-142

Created: 2014-01-30, modified: 2025-12-03

Notes on Tschudi's types of Peruvian birds

Published in Zoologica, in 1942, in volume 27, issue 9, pages 49-53

Created: 2016-11-23, modified: 2025-12-17

doi:10.5962/p.206623

The weaving of the red-billed weaver bird in captivity

Published in Zoologica, in 1922, in volume 2, issue 16, pages 353-372

Created: 2016-11-23, modified: 2025-12-17

doi:10.5962/p.206601

A new wood quail of the genus Dendrortyx

Published in Jour Washington Acad Sci, in 1943, in volume 33, pages 272-273

Created: 2014-01-30, modified: 2025-12-03

Further information on the breeding biology of the honey guides

Published in Contributions in Science, in 1970, in volume 205, pages 1-5

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241192

Morphological data on two sibling species of small honey-guides

Published in Contributions in Science, in 1963, in volume 79, pages 1-5

Created: 2017-07-17, modified: 2023-02-16

doi:10.5962/p.241027

Results of the Lathrop Central African Republic expedition 1976, ornithology

Published in Contributions in Science, in 1978, in volume 287, pages 1-22

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241062

A new ant-thrush from Venezuela

Published in Proceedings of The Biological Society of Washington, in 1945, in volume 58, pages 83-84

Created: 2011-07-31, modified: 2015-11-26

Further Data on African Parasitic Cuckoos

Published in Proceedings of The United States National Museum, in 1956, in volume 106, pages 377-408

Created: 2011-06-30, modified: 2017-01-06

doi:10.5479/si.00963801.106-3374.377

Results of the 1964 Cheney Tanganyikan Expedition. Ornithology

Published in Contributions in Science, in 1964, in volume 84, pages 1-50

Created: 2017-07-17, modified: 2023-02-16

doi:10.5962/p.241032

The status and habits of Grauer's broadbill in Uganda (Aves: Eurylaemidae)

Published in Contributions in Science, in 1970, in volume 176, pages 1-4

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241163

A new race of the crested eagle-hawk, Spizaetus ornatus

Published in Jour Washington Acad Sci, in 1935, in volume 25, pages 450-451

Created: 2014-01-30, modified: 2025-12-03

Further Additions to the List of Birds Victimized by the Cowbird

Published in The Wilson Bulletin, in 1934, in volume 46, issue 1, pages 25-36

Created: 2016-12-04, modified: 2023-02-16

The Long-tailed Sugarbird of eastern Rhodesia

Published in Journal of The Washington Academy of Sciences, in 1952, in volume 42, pages 31-32

Created: 2012-05-15, modified: 2025-12-03

The geographic variations of Neocichla gutturalis (Bocage)

Published in Journal of The Washington Academy of Sciences, in 1930, in volume 20, pages 434-435

Created: 2012-08-30, modified: 2025-12-03

The birds of the Kalinzu Forest, southwestern Ankole, Uganda

Published in Contributions in Science, in 1970, in volume 195, pages 1-27

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241182

Advances in Our Knowledge of the Honey-guides

Published in Proceedings of The United States National Museum, in 1958, in volume 108, pages 309-320

Created: 2011-06-30, modified: 2017-01-06

doi:10.5479/si.00963801.108-3404.309

Bird bones from Eskimo ruins at Cape Prince of Wales, Alaska

Published in Jour Washington Acad Sci, in 1941, in volume 31, pages 404-409

Created: 2014-01-30, modified: 2025-12-03

Further Additions to the List of Birds Victimized by the Cowbird (Continued)

Published in The Wilson Bulletin, in 1934, in volume 46, issue 2, pages 104-114

Created: 2016-12-04, modified: 2023-02-16

The birds of the lowlands of Bwamba, Toro Province, Uganda

Published in Contributions in Science, in 1971, in volume 211, pages 1-70

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241197

Results of the Taylor South West African Expedition 1972 ornithology

Published in Contributions in Science, in 1975, in volume 266, pages 1-39

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241246

Two new birds from the Upper Rio Negro, Brazil

Published in Proceedings of The Biological Society of Washington, in 1945, in volume 58, pages 113-115

Created: 2011-07-31, modified: 2015-11-26

A collection of birds trom Great Namaqualand, Southwest Africa

Published in Proceedings of The United States National Museum, in 1933, in volume 82, pages 1-12

Created: 2011-06-30, modified: 2017-01-06

doi:10.5479/si.00963801.82-2951.1

The parasitic habit in the ducks, a theoretical consideration

Published in Proceedings of The United States National Museum, in 1932, in volume 80, pages 1-7

Created: 2011-06-30, modified: 2017-01-06

doi:10.5479/si.00963801.80-2918.1

The status and distribution in Uganda of the white-bellied kingfisher, Alcedo leucogaster leopoldi

Published in Contributions in Science, in 1969, in volume 158, pages 1-6

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241146

Results of the 1966 Cheney Expedition to the Samburu District, Kenya. Ornithology

Published in Contributions in Science, in 1967, in volume 130, pages 1-34

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241119

The birds of the Sango Bay forests, Buddu County, Masaka District, Uganda

Published in Contributions in Science, in 1969, in volume 162, pages 1-48

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241150

A Study of the Gyrfalcons with Particular Reference to North America

Published in The Wilson Bulletin, in 1947, in volume 59, issue 3, pages 139-150

Created: 2016-12-19, modified: 2023-02-16

An Atlas of Speciation in African Non-Passerine Birds by D. W. Snow

Published in The Wilson Bulletin, in 1979, in volume 91, issue 3, pages 473-474

Created: 2017-08-22, modified: 2023-02-16

Results of the 1968 Avil expedition to Mt. Nyiru, Samburu District, Kenya. Ornithology

Published in Contributions in Science, in 1969, in volume 174, pages 1-30

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241161

The Emergence of Ornithology as a Scientific Discipline: 1760-1850 by Paul Lawrence Farber

Published in The Wilson Bulletin, in 1983, in volume 95, issue 3, pages 496

Created: 2017-08-22, modified: 2023-02-16

Additions to the known avifauna of the Bugoma, Kibale, and impenetrable forests, west Uganda

Published in Contributions in Science, in 1970, in volume 198, pages 1-20

Created: 2017-07-18, modified: 2023-02-16

doi:10.5962/p.241185

Observations on the growth rate of the foot in the mound birds of the genus Megapodius

Published in Proceedings of The United States National Museum, in 1931, in volume 80, pages 1-4

Created: 2011-06-30, modified: 2017-01-06

doi:10.5479/si.00963801.80-2901.1

Sterculiacées et Lécythidacées nouvelles aux Mascareignes

Published in Adansonia, in 1980, in volume 20, issue 4, pages 439-449

Created: 2020-05-17, modified: 2025-12-17

doi:10.5962/p.297219

The Asian Honeyguides

Published in Journal of The Bombay Natural History Society, in 1976, in volume 71, issue 3, pages 426-432

Created: 2015-08-31, modified: 2015-08-31

Observations sur l'hétérophyllie dans les îles Mascareignes

Published in Adansonia, in 1976, in volume 15, issue 4, pages 423-440

Created: 2020-05-17, modified: 2025-12-17

doi:10.5962/p.297044

Observations sur les Euphorbes coralliformes de Madagascar

Published in Adansonia, in 1976, in volume 16, issue 2, pages 245-257

Created: 2020-05-17, modified: 2025-12-17

doi:10.5962/p.297069

Une espèce nouvelle du genre Mimusops (Sapotaceæ) à Madagascar

Published in Adansonia, in 1980, in volume 20, issue 2, pages 229-233

Created: 2020-05-17, modified: 2025-12-17

doi:10.5962/p.297200

'Friedmann''s Lark Mirafra pulpa'

Published in Bulletin of The African Bird Club, in 2010, in volume 17, issue 1, pages 102-105

Created: 2021-02-23, modified: 2025-12-17

doi:10.5962/p.309907

Critical notes on American vultures

Published in Proceedings of The Biological Society of Washington, in 1933, in volume 46, pages 187-189

Created: 2011-07-31, modified: 2011-07-31

Job on Wild Fowl Propagation

Published in The Auk, in 1915, in volume 32, pages 509

Created: 2013-03-08, modified: 2013-03-08

doi:10.2307/4072604

Bird bones from archeological sites in Alaska

Published in Journal of The Washington Academy of Sciences, in 1937, in volume 27, pages 431-438

Created: 2014-01-30, modified: 2025-12-03

BOTANY

Published in Torreya, in 1908, in volume 8, issue 5, pages 93-100

Created: 2022-12-15, modified: 2022-12-15

BOTANY

Published in Torreya, in 1908, in volume 8, issue 3, pages 41-50

Created: 2022-12-15, modified: 2022-12-15