| potential effects of the united states-mexico border fence on wildlife. | security infrastructure along international boundaries threatens to degrade connectivity for wildlife. to explore potential effects of a fence under construction along the u.s.-mexico border on wildlife, we assessed movement behavior of two species with different life histories whose regional persistence may depend on transboundary movements. we used radiotelemetry to assess how vegetation and landscape structure affect flight and natal dispersal behaviors of ferruginous pygmy-owls (glaucidium b ... | 2010 | 19558522 |