Probable origin of ciliates found in oral swabbing of doves and pigeons
R. M. Kocan
1968, Journal of Parasitology (54) 1033
No abstract available....
The season - April, May, June, 1968
C.S. Robbins
1968, Maryland Birdlife (24) 73-79
Black-throated sparrow in Kiowa County, Oklahoma
W.T. Van Velzen
1968, Bulletin of the Oklahoma Ornithological Society (1) 26
Third cooperative survey of the California condor
F.C. Sibley, R.D. Mallette, J.C. Borneman, P.S. Dalen
1968, California Fish and Game (54) 297-303
Observations on the development and significance of Leucocytozoon simondi megaloschizonts and a technique for their isolation
R. M. Kocan, J.H. Barrow Jr.
1968, Bulletin of the Wildlife Disease Association (4) 94-95
No abstract available....
A survey of chlorinated pesticide residues in black duck eggs
W. L. Reichel, C.E. Addy
1968, Bulletin of Environmental Contamination and Toxicology (3) 174-179
No abstract available....
Lack of association among duck broodmates during migration and wintering
R. K. Martinson, A.S. Hawkins
1968, The Auk (85) 684-686
Male (Lensink, 1964: 19) and female ducks tend to return to the area where they last bred or were raised (Sowles, 1955). Band recovery data show a similar tendency for ducks to return to wintering areas (Stewart et al., 1958; Martinson, 1966). Wintering British Columbia Mallard (Anas platyrhynchos) populations may be...
Anemia and mechanism of erythrocyte destruction in ducks with acute Leucocytozoon infections
R. M. Kocan
1968, Journal of Protozoology (15) 455-462
In the anemia which accompanies infection by Leucocytozoon simondi in Pekin ducks there was a far greater loss of erythrocytes than could be accounted for as a result of direct physical rupture by the parasite. Erythrocyte loss began at the same time the 1st parasites appeared in the blood and was severest...
An improved method for the separation and removal of organochlorine insecticides from thin-layer plates
B.M. Mulhern
1968, Journal of Chromatography A (34) 556-558
No abstract available....
Collecting and rearing black flies
I.B. Tarshis
1968, Annals of the Entomological Society of America (61) 1072-1083
This paper, based on a study carried out at the Seney National Wildlife Refuge, Seney, Michigan, and the Patuxent Wildlife Research Center, Laurel, Maryland, describes methods and techniques for collecting, storing, and rearing 8 species of Simuliidae. Included in the study were Cnephia dacotensis (Dyar & Shannon), C. mutata (Malloch), Prosimulium fuscum Syme & Davies, Simulium aureum Fries, S....
The season - July, August, September, 1968
C.S. Robbins
1968, Maryland Birdlife (24) 102-108
Migration of a downy woodpecker
W.T. Van Velzen
1968, Maryland Birdlife (24) 115
Vegetation used for nesting by the red-winged blackbird in Florida
J.F. Stowers, D.T. Harke, A.R. Stickley
1968, The Wilson Bulletin (80) 320-324
During the breeding season of 1966, as an adjunct to a taxonomic study of Red-winged Blackbirds in Florida, 177 Redwin g nests were found. The general habitat types were noted, and the plant species harboring nests were listed.....Redwing nests were found in 30 genera of plants. Buttonbush was the primary...
Use of fabrics in streams to collect black fly larvae
I.B. Tarshis
1968, Annals of the Entomological Society of America (61) 960-961
A technique is described for using strips of gauze to collect large numbers of larvae of Cnephia dacotensis (Dyar & Shannon), Simulium decorum (Walker), S. venustuni Say, S. vcrecundum Stone & Jamnback, and S. vittatum Zetterstedt from various water habitats....
Editorial
C.S. Robbins
1968, Maryland Birdlife (24) 83
A program for the preservation of documentary photographs
R.L. Plunkett, C.S. Robbins
1968, Audubon Field Notes (22) 45-47
Singing behavior of the Swainson's warbler
B. Meanley
1968, The Wilson Bulletin (80) 72-77
Studies of the singing behavior of the Swainson?s Warbler were conducted mainly near Macon, Bibb County, Georgia, and in the Dismal Swamp, Nansemond County, Virginia, during the springs of 1965 and 1966. Singing behavior on the ground and in trees is discussed. Swainson?s Warblers sing vigorously from the time they...
The season - October, November, December, 1967
C.S. Robbins
1968, Maryland Birdlife (24) 22-29
Sixty-eighth Christmas bird count. 287. Little Creek, Va
P.W. Sykes Jr.
1968, Audubon Field Notes (22) 194-195
Rediscovery of Maui nukupuu, Hemignathus lucidus affinis, and sighting of Maui parrotbill, Pseudonestor xanthophrys. Kipahulu Valley, Maui, Hawaii
W.E. Banko
1968, Condor (70) 265-266
No abstract available....
Swallow-tailed kite over Cayuga Lake
E.B. Baysinger
1968, Kingbird (18) 25
The red-whiskered bulbul in Florida
R.C. Banks, R.C. Laybourne
1968, The Auk (85) 141-141
The establishment of a feral population of the Red-whiskered Bulbul (Pycnonotus jocosus) in the environs of Miami, Dade County, Florida, was reported by L. A. Stimson (Florida Naturalist, 35: 93, 1962). Bulbuls were present in Kendall, just south of Miami, in the spring of 1961, and apparently raised young there...
Aspergillosis in a bald eagle (Haliaeetus leucocephalus)
N. C. Coon, L. N. Locke
1968, Bulletin of the Wildlife Disease Association (4) 51-51
No abstract available....
Hawaii's endangered birds - A status appraisal
W.E. Banko
1968, 'Elepaio (28) 58-64
No abstract available....
Wing and body tissue relationships of DDT and metabolite residues in mallard and lesser scaup ducks
D.L. Dindal, T.J. Peterle
1968, Bulletin of Environmental Contamination and Toxicology (3) 37-48
No asbtract available....