Publications
These publications showcase the significant science conducted in our Science Centers.
Filter Total Items: 16784
Supplemental feeding program for California condors
A 2-year supplemental feeding program for the endangered California condor (Gymnogyps californianus) was of insufficient length to definitely show that a dependable food supply will stimulate additional breeding; however, production did increase during the study, and food supply appears a likely cause. Because no undesirable effects of feeding were noted, and because condor production is now crit
Authors
S.R. Wilbur, W.D. Carrier, J.C. Borneman
Electrophoresis as a management tool
The theme of this 1974 Northeast Fish and Wildlife Conference is 'A New Era'. Indeed, it is a new era for improved techniques to assist in management of our fish and wildlife resources for the maximum benefit of all. In some cases, the new techniques are primarily used in research.on fish and wildlife, and the results from the research are used to aid management and enforcement agencies in the d
Authors
R.P. Morgan, J.A. Chapman, L.A. Noe, C. J. Henny
Looking out for the canvasback. Canvasback--King of the bay. Part IV
No abstract available.
Authors
M. C. Perry
Thirty-eighth breeding bird census. 27. Upland tulip-tree-maple-oak forest
No abstract available.
Authors
C.S. Robbins
Thirty-eighth breeding bird census. 20. Hickory-oak-ash floodplain forest
No abstract available.
Authors
C.S. Robbins
Successful breeding record for greater scaup at Rankin Inlet, Northwest Territories, Canada
No abstract available.
Authors
S.R. Peterson, R.E. Ellarson
Twenty-seventh winter bird-population study. 11. Hickory-oak-ash floodplain forest
No abstract available.
Authors
C.S. Robbins
Taxonomic status of certain clapper rails of southwestern United States and northwestern Mexico
Examination of 58 Clapper Rail specimens taken in the breeding season from the Colorado Valley and the west coast of mainland Mexico verifies the distinctness of the races Rallus longirostris yomanensis, R. 1. rhizophorae, and R. 1. nayaritensis. Rallus 1. yumanensis is a relatively pale brown, pointed-winged, summer resident of freshwater marshes along the valley and delta of the Colorado River.
Authors
R.C. Banks, R. E. Tomlinson