Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Russell A. Schenck"'
Publikováno v:
Journal of Mammalogy. 75:71-83
Samples of typical guano, collected weekly during the summer roosting period from six maternity roosts of big brown bats ( Eptesicus fuscus ), were analyzed for levels of nitrogen, sodium, potassium, calcium, magnesium, and iron. Total time and varia
Autor:
Oscar E. Gaggiotti, Russell A. Schenck, Stephen C. Weeks, Robert C. Vrijenhoek, Kurt P. Spindler
Publikováno v:
Behavioral Ecology and Sociobiology. 30
Sexual and clonal fish of the genus Poeciliopsis occur together in desert streams of Sonora, Mexico. Their coexistence has been explained in terms of niche partitioning for food and space. We examined predatory behavior that might influence niche rel
Publikováno v:
Evolution. 40:1060-1070
We examined spatial and seasonal factors affecting coexistence of closely related sexual and asexual fishes of the genus Poeciliopsis living in two ecologically distinct stream habitats. Stream order and productivity influenced frequencies of these f