Human activities today often cause landscape habitat fragmentation and blockage of wildlife
movements across landscapes and ecosystems. North American and European Union …

Transportationnetworksandsystemsarevitalt…'seconomyandsociety (Button& Hensher
2001). Not only do roads provide for safe and efficient movement of goods and people …

Among numerous anthropogenic impacts on terrestrial landscapes, expanding
transportation networks represent one of the primary challenges to wildlife conservation …

Explores development of an interactive, web-based decision guide protocol for the selection,
configuration, and location of wildlife crossings. The decision tool as outlined in the report …

Understanding landscape structure and the role of habitat linkages is important to managing
wildlife populations in fragmented landscapes. We present a data‐based method for …

Noninvasive genetic sampling has become a popular method for obtaining population
parameter estimates for black (Ursus americanus) and brown (U. arctos) bears. These …

Abundance estimates for black bears (Ursus americanus) are important for effective
management. Recently, DNA technology has resulted in widespread use of noninvasive …

Determining impacts of anthropogenic landscape changes on wildlife populations is difficult.
Besides the challenges of designing field studies to document conditions before and after …

Abstract The Louisiana black bear (Ursus americanus luteolus) is listed as a threatened
species under the protection of the Endangered Species Act of 1973. The Louisiana Black …

Highways are one of the leading causes of wildlife habitat fragmentation and may
particularly affect wide-ranging species, such as American black bears (Ursus americanus) …