In addition to abiotic determinants, biotic factors, including competitive, interspecific
interactions, limit species' distributions. Environmental changes in human disturbance, land …

Multiple lineages of bats have evolved striking facial and body pelage makings, including
spots, stripes and countershading. Although researchers have hypothesized that these …

The central tenet of island biogeography theory—that species assemblages on islands are
functions of island area, isolation from mainlands, and vicariance—has been altered by the …

Previous research on the prehistoric communities of Chaco Canyon, New Mexico (ca. AD
800–1250) provides evidence of an extensive procurement system of nonlocal food and …

Boreal ecosystems are experiencing extensive changes because of anthropogenic stressors
such as climate change. Information on density of species at multiple sites is vital to …

Abstract Traditionally, strontium isotopes (87 Sr/86 Sr) have been used as a sourcing tool in
numerous archaeological artifact classes. The research presented here demonstrates that …

Landscape-scale predictions of species abundance or density are of fundamental
importance to conservation and management of ecosystems. Yet, developing these models …

The conservation of snowshoe hares (Lepus americanus) and their habitat is a major focus
in the American West, largely because of their importance to the federally threatened …

Surveys were conducted for the state endangered New Mexico Meadow jumping mouse
(Zapus hudsonius luteus) in the Sangre de Cristo Mountains of New Mexico during summer …

Jean-Luc E. Cartron, F. Jack Triepke, David S. Gutzler, Kassidy M. Steckbeck, and Kenneth
C. Calhoun hroughout northern North America, wildlife conservation has had many …