The Nearctic-Neotropical bird migration system is one of the major phenomena of vertebrate
ecology and evolution. The origin of this system has been accompanied by a coevolutionary …

456 Richard L. Hutto tridge, 1978, for a similar perspective). For the purposes of this report, a
habitat will be defined as a spatially contiguous vegetation type that appears more or less …

We sampled understory insectivorous birds in Amazonian forest fragments from before
isolation through 9 yr after isolation. We accumulated 3658 mist net captures of 84 …

Seasonal movements are common in Neotropical forest birds. Species that engage in the
largest movements, altitudinal and intratropical migrants, are predominantly frugivores or …

This profile of the mangrove community of south Florida is one in a series of community
profiles which treat coastal and marine habitats i:, ortant to man. The obvious work that …

Rain forests represent the world's richest repository of terrestrial biodiversity, and play a
major role in regulating the global climate. They support the livelihoods of a substantial …

1. Theoretical arguments suggest that distributions of migratory birds in winter should match
patterns of food availability, but in reality the match between migrants and their food may be …

Population declines have been reported for nearly one-third of all Nearctic migrant birds that
winter in the Neotropics. Speculative explanations for these reports have been presented …

The occurrence of birds in forest understory and tree-fall gaps during spring and fall
migration periods was determined in an isolated woodlot. We used mist-net captures to test …

We studied the ecology and behavior of American Redstarts (Setophaga ruticilla) and Black-
throated Blue Warblers (Dendroica caerulescens) on their wintering grounds in Jamaica …