Results 41 to 50 of about 6,989 (171)

Stanford oceanographic expedition 17, Galapagos Islands and vicinity, 22 February-23 March 1968: observations on birds, the Galapagos fur seal, and cetaceans [PDF]

open access: yes, 1968
1. Systematic list of birds (pp. 23-31) 2. Observations on the Galapagos fur seal, Arctocephalus australis galapagoensis Heller, 1904 (pp. 31-33) 3. Cetaceans observed (pp.
Baldridge, Alan
core  

Fall Field Report, August–November 2016 [PDF]

open access: yes, 2016
As usual, there was quite a bit to chew over in the Fall Seasonal Report, although it was generally a pretty uneventful season, especially among waterfowl and shorebirds.
Silcock, W. Ross
core   +1 more source

Patrones de crecimiento postnatal en ocho especies de garzas (Ciconiiformes: Ardeidae)

open access: yesRevista de Biología Tropical, 2011
El crecimiento en aves forma parte de las estrategias reproductivas y su implicación ecológica ha sido profundamente debatida. En este trabajo se describe el crecimiento del pico, peso y tarso de ocho garzas (Aves: Ardeidae) en la ciénaga de Birama, Cuba.
Dennis Denis Ávila
doaj  

La Garza Real en España. I. Población reproductora (1950-2000) [PDF]

open access: yes, 2006
En este trabajo se analiza la evolución de la población reproductora de Garza Real, Ardea cinerea, en España durante el período 1950-2000. El territorio español se ha dividido en siete grandes zonas: Norte, Levante, y las cuencas de los cinco grandes ...
Campos-Sanchez-Bordona, F. (Francisco)   +1 more
core  

Bulletin No. 10: The Connecticut Arboretum [PDF]

open access: yes, 1958
An annotated list with seasonal records and an account of the breeding bird census program.
Goodwin, Richard H.   +3 more
core   +1 more source

Ecological characterization of the Florida springs coast: Pithlachascotee to Waccasassa Rivers [PDF]

open access: yes, 1990
This report covers the upper coast of west-central Florida. This region includes the drainage basins and nearshore waters of the west coast of Florida between, but not including, the Anclote River basin and the Suwannee River basin.
Bland, Michael J.   +4 more
core  

Survey for least bell's vireo in riparian habitat on Vandenberg Air Force Base, Santa Barbara County, California [PDF]

open access: yes
The least bell's vireo (Vireo bellii pusillus) was listed in 1986 as an endangered species by the U.S. Fish and Wildlife Service. Because of the possibility of the species existing on Vandenberg Air Force Base (VAFB), this survey was conducted to ...
Breininger, David R.
core   +1 more source

Penggunaan Berbagai Tipe Habitat oleh Burung di Kampus Institut Pertanian Bogor, Darmaga, Bogor, Jawa Barat [PDF]

open access: yes, 2013
This study examined bird diversity in isolated and fragmented habitats in IPB Darmaga Campus, Bogor, West Java Indonesia. Bird surveys were conducted in plots of several habitat types using MacKinnon List and point count methods.
Mulyani, Y. A. (Yeni)   +2 more
core  

Brief Note Cattle Egret Nesting in Western Lake Erie [PDF]

open access: yes, 1978
Author Institution: Department of Zoology, Ohio ...
Putnam, Loren S.
core   +1 more source

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