Ecological processes near habitat edges often differ from processes away from edges. Yet,
the generality of “edge effects” has been hotly debated because results vary tremendously …

A majority of empirical tests have failed to support the hypothesis that avian nest predation
increases near habitat edges. Of 54 study sites, 13 exhibited an edge effect in any test …

En el pasado, el verduguillo (Lanius ludovicianus) era común y estaba ampliamente
distribuido en casi toda América del Norte, ocupando un rango de reproducción exclusivo …

Owing to the extensive development of road networks, millions of animals are killed
annually. This impact on the natural environment has been questioned: is there a selection …

Perch-sites are a necessary component for birds that employ a sit-and-wait foraging
strategy, like Red-backed Shrikes (Lanius collurio). However, little is known about the …

The deserts of the southwestern US are experiencing rapid warming, and climate models
predict declining winter precipitation. The combined effects of higher air temperatures and …

We examined the effect of spraying the common fertilizer, sodium ammonium nitrate, on
cattle pastures in central Florida. Shrikes are considered good indicators of habitat quality …

We studied the reproductive success and habitat selection of a migratory population of
Loggerhead Shrikes (Lanius ludovicianus migrans) during the nesting season in northwest …

A Great Grey Shrike population was studied in two large plots (220 km2 and 176 km2) in
western Poland in 1999–2003. During the study period densities varied from 11.4 to 14.1 …

Many windbreaks are being planted on the Tablelands of New South Wales, Australia to
provide shelter for stock and crops, but little is known of the effect of these linear plantations …