Magruder Park Swamp
N. Hotchkiss, F.M. Uhler
1967, Prince Georges Post (36) 2
The last Tuesday in August, between five-thirty and seven in the evening, we zigzaged through this glorious jungle, attended by a family of Wood Pewees for whom we seemed to be stirring up a feast of flying insects. There was gentle background music by Mole Crickets....
Champion cypress knees
B. Meanley
1967, Atlantic Naturalist (22) 159
The season - April, May, June, 1967
C.S. Robbins
1967, Maryland Birdlife (23) 70-79
The season - July, August, September, 1967
C.S. Robbins
1967, Maryland Birdlife (23) 90-96
The season - January, February, March, 1967
C.S. Robbins
1967, Maryland Birdlife (23) 36-40
Hawaii's endangered birds -- A status appraisal
W.E. Banko
1967, Proceedings of the Annual Conference, Western Association of State Game and Fish Commissioners (47) 247-261
[Book review] Population Studies of Birds by David Lack, Clarendon Press, 1966
A. D. Geis
1967, Atlantic Naturalist (22) 52-54
Maryland's first black-necked stilt and fourth ruff
W.C. Russell, H.T. Armistead
1967, Maryland Birdlife (23) 62-63
Wildlife, pesticides, and mosquito control
W. H. Stickel
1967, Massachusetts Audubon (51) 110-122
Operation Recovery 1967
C.S. Robbins
1967, IBBA [Inland Bird Banding Association] News (39) 92
Black-billed cuckoo records in California
W.T. Van Velzen
1967, Condor (69) 318-318
No abstract available....
Maryland's third record of clay-colored sparrow
W.T. Van Velzen
1967, Maryland Birdlife (23) 100
Coastal California record of a tree sparrow
W.T. Van Velzen
1967, Condor (69) 431-431
No abstract available....
Operation recovery 1967
C.S. Robbins
1967, Western Bird Bander (42) 33
Reporting of field observations
C.S. Robbins
1967, Maryland Birdlife (23) 97-98
Aging mourning doves by outer primary wear
H. M. Wight, L. H. Blankenship, R. E. Tomlinson
1967, Journal of Wildlife Management (31) 832-835
Many immature mourning doves (Zenaidura macroura) cannot be aged by the conventional white-tipped primary covert method if molt has proceeded beyond the 7th primary. A new method of aging doves in this group is based on the presence (immature) or absence (adult) of a buff-colored fringe on the tips of...
Report of state-wide bird count, May 6, 1967
W.T. Van Velzen
1967, Maryland Birdlife (23) 27-35
Maryland nest summary for 1966
W.T. Van Velzen
1967, Maryland Birdlife (23) 7-10
Winter bird-population study: Woodlot, red maple-tulip poplar
T. McClure, R. Burr, J. Linehan
1967, Audubon Field Notes (21) 464
Effects of elimination of alligatorweed on certain aquatic plants and the value of these plants as waterfowl foods
Frank B. McGilvrey
1967, Proceedings of the Annual Conference of the Southeastern Association of Game and Fish Commissioners (18) 73-79
Maryland's first Baird's sparrow
W.T. Van Velzen, G.H. Cole
1967, Maryland Birdlife (23) 87
Birds of the season: December 1966, January, February 1967
W.C. Russell
1967, Atlantic Naturalist (22) 128-131
Birds of the season: June, July, August, 1967
W.C. Russell
1967, Atlantic Naturalist (22) 230, 232
Birds of the season: September, October, and November 1966
W.C. Russell
1967, Atlantic Naturalist (22) 42-45
First observed brown creeper nest in Maryland
W.T. Van Velzen
1967, Maryland Birdlife (23) 68-69
