Globally, agriculture has intensified during the past 50 years due to increased
mechanization, changes in the timing of farming operations, grassland conversion to …

An extensive road system with rapidly increasing traffic produces diverse ecological effects
that cover a large land area. Our objective was to evaluate the effect of roads with different …

DNA fingerprinting or microsatellite PCR studies have disclosed that extra-pair paternity
(EPP) is a regular and relevant phenomenon in socially monogamous species …

Nest fates, causes of nest failure, and identities of nest predators are difficult to determine for
grassland passerines. We developed a miniature video-camera system for use in …

Vol. No. April evidence for area sensitivity in grassland birds?() What are the
historical explanations for area sensitivity?() What ecological processes could produce …

Current management recommendations for grassland birds in North America emphasize
providing large patches of grassland habitat within landscapes that have few forest or …

The contribution of renewable energy to meet worldwide demand continues to grow. Wind
energy is one of the fastest growing renewable sectors, but new wind facilities are often …

In recent decades, earlier and more frequent harvests of agricultural grasslands have been
implicated as a major cause of population declines in grassland songbirds. From 2002 to …

Birds in which both sexes produce complex songs are thought to be more common in the
tropics than in temperate areas, where typically only males sing. Yet the role of phylogeny in …

Globally, grasslands and the wildlife that inhabit them are widely imperiled. Encroachment
by shrubs and trees has widely impacted grasslands in the past 150 years. In North America …