The U.S. Geological Survey
United States Virgin Islands
Leila Gass,Physical Scientist USGS Western Geographic Science Center
geospatial analysis remote sensing
Gass, L. 1996. Nesting behavior of Golden-cheeked Warblers in Travis County, Texas. MA thesis, Southwest Texas State University.
morris, M.R., L. Gass, and M.J. Ryan. 1995. Assessment and individual recognition of opponents in the pygmy swordtails Xiphophorus nigrensis and X. multilineatus. Behavioral Ecology and Sociobiology 37:303-310.
Higgins, L.V. and L. Gass. 1993. Birth to weaning: parturition, duration of lactation, and attendance cycles of Australian sea lions (Neophoca cinerea). Canadian Journal of Zoology 71(10):2047-2055.