Publications
These publications showcase the significant science conducted in our Science Centers.
Filter Total Items: 16784
Herons and their allies: Atlas of Atlantic Coast colonies, 1975 and 1976
No abstract available.
Authors
R. G. Osborn, T. W. Custer
Use of circular plot surveys in estimating the density of a population with poisson scattering
No abstract available.
Authors
F.L. Ramsey, J. M. Scott
Newsletter for the Accelerated Research Program for migratory shore and upland game birds
No abstract available.
Authors
R.A. Coon
The California condor, 1966-1976: A Look at its Past and Future
The California condor (Gymnogyps californianus) was studied on about 900 field days between 1966 and 1976. In addition, some 1,000 items of literature, specimen records from 56 museums, and 3,500 reports of condor sitings by cooperators were analyzed. Distribution does not appear to have changed significantly since the 1930's, although there are some areas within the. species' range that have be
Authors
S.R. Wilbur
Some limiting factors and research needs of endangered Hawaiian forest birds
No abstract available.
Authors
W.E. Banko
Wildlife and electric power transmission
Hundreds of thousands of miles of transmission lines have been introduced into our natural environment. These lines and their corridors can be damaging or beneficial to wildlife communities depending on how they are designed, where they are placed, and when they are constructed and maintained. With the current trend toward UHV systems, new problems (associated with additional increments in audib
Authors
D. H. Ellis, J.G. Goodwin, J.R. Hunt
Status of the peregrine falcon in the Rocky Mountains and the southwestern United States, Baja California, and Mexico (south of Texas)
About 31 pairs of peregrines still nest north of Mexico, from Idaho and Montana south through West Texas, New Mexico and Arizona. At least thirty-six additional pairs nest in Mexico. Although the nesting sites are occupied, the tissues of the peregrine?s prey species still contain high concentrations of pesticides. The eggs in some Rocky Mountain eyries have shells which are precariously thin and
Authors
Ron Porter, G.R. Craig, D. H. Ellis, J.H. Enderson, W.G. Hunt
The Bird Banding Laboratory and encouragement of amateur ornithologists
No abstract available.
Authors
G.M. Jonkel