Search Results - "Wells, Jeffrey V"

Toward actionable, coproduced research on boreal birds focused on building respectful partnerships by Westwood, Alana R., Barker, Nicole K., Grant, Sam, Amos, Amy L., Camfield, Alaine F., Cooper, Kaytlin L., Dénes, Francisco V., Jean-Gagnon, Frankie, McBlane, Lindsay, Schmiegelow, Fiona K. A., Simpson, Jamie I., Slattery, Stuart M., Sleep, Darren J. H., Sliwa, Sophie, Wells, Jeffrey V., Whitaker, Darroch M.

“…Recent research on boreal birds has focused on understanding effects of human activity on populations and their habitats. As bird populations continue to…”
Get full text

Global versus local conservation focus of U.S. state agency endangered bird species lists by Wells, Jeffrey V, Robertson, Bruce, Rosenberg, Kenneth V, Mehlman, David W

“…The development of species priorities for conservation at local or regional scales (for example, within a state or province) poses an interesting paradox. One…”
Get full text

Fauna in decline: Protect forests now by Wells, Jeffrey V.

Get full text

The State of Conservation in North America’s Boreal Forest: Issues and Opportunities by Wells, Jeffrey V., Dawson, Natalie, Culver, Nada, Reid, Frederic A., Morgan Siegers, Shaunna

“…The North American Boreal Forest biome has been recognized as containing some of the highest proportions of intact, primary forest left on Earth. Over 6…”
Get full text

First Detection of Night Flight Calls by Pine Siskins by Watson, Michael L., Wells, Jeffrey V., Bavis, Ryan W.

“…Nocturnal migration is a common strategy among North American passerines. Birds of the Fringillidae have typically been labeled as predominately diurnal…”
Get full text

A comparison of North American avian conservation priority ranking systems by Mehlman, David W, Rosenberg, Kenneth V, Wells, Jeffrey V, Robertson, Bruce

“…The need to prioritize species based on their perceived endangerment has led to the development of systems for categorizing and assessing their degree of…”
Get full text

Is Density an Indicator of Breeding Success? by Vickery, Peter D., Hunter, Malcolm L., Wells, Jeffrey V.

“…A new method of measuring reproductive success was used to test Van Horne's (1983) contention that reliance on population density as a measure of habitat…”
Get full text

Irruptive Migration of Common Redpolls by Hochachka, Wesley M., Wells, Jeffrey V., Rosenberg, Kenneth V., Tessaglia-Hymes, Diane L., Dhondt, André A.

“…We do not know whether the movements of irruptive migrants are fundamentally different from more conventional migration of birds to their wintering areas…”
Get full text

Use of a New Reproductive Index to Evaluate Relationship between Habitat Quality and Breeding Success by Vickery, Peter D., Hunter, Malcolm L., Wells, Jeffrey V.

“…A new method of measuring reproductive success is proposed that uses a composite of breeding-behavior observations (for behaviors that reflect different stages…”
Get full text

Populations, Metapopulations, and Species Populations: What Are They and Who Should Care? by Wells, Jeffrey V., Richmond, Milo E.

“…Biologists have much to gain from using appropriate terminology to describe groups of conspecific organisms. Biologists should at least define terms, use them…”
Get full text

Evidence of Incidental Nest Predation and Its Effects on Nests of Threatened Grassland Birds by Vickery, Peter D., Hunter, Malcolm L., Wells, Jeffrey V.

“…In this study we document the effect of nest predation on a grassland bird community that includes habitat for regionally endangered or rare bird species…”
Get full text

Extended Flight-Songs of Vesper Sparrows by Wells, Jeffrey V., Vickery, Peter D.

“…While conducting fieldwork on the breeding ecology of grassland birds at Kennebunk, Maine, we documented the existence of extended flight-songs of Vesper…”
Get full text

List by list: the endangered species list doesn't come close to describing the status of all of America's birds. To see the big picture, you have to piece together multiple lists by Wells, Jeffrey V

Get full text

Feeder Counts as Indicators of Spatial and Temporal Variation in Winter Abundance of Resident Birds (Contajes en Comederos Como Indicadores de Variaciones Espaciales y Temporales en la Abundancia Invernal de Aves Residentes) by Wells, Jeffrey V., Rosenberg, Kenneth V., Dunn, Erica H., Tessaglia-Hymes, Diane L., Dhondt, André A.

“…Project FeederWatch (PFW) is a North American-wide volunteer program that has compiled weekly observations of birds at feeders throughout each winter since…”
Get full text

Correlates of the Distribution and Abundance of Wintering Gulls in Maine (Correlaciones de la Distribución y Abundancia de Gaviotas Invernales en Maine) by Wells, Jeffrey V.

“…Gull aggregation sites in Maine were surveyed by volunteers 22 Feb.-19 Mar. 1985-1987 to study differences in foraging site preferences between Herring Gulls…”
Get full text

Willet Nesting in Sphagnum Bog in Eastern Maine (Catoptrophorus s. semipalmatus Anidando en Pantano de Sphagnum en Maine) by Wells, Jeffrey V., Vickery, Peter D.

“…A small breeding colony of Willets (Catoptrophorus s. semipalmatus) was found in a sphagnum bog in eastern Maine. The habitat was very different from the…”
Get full text