Search Results - "Sillett, TScott"

Full-annual-cycle population models for migratory birds by Hostetler, Jeffrey A, Sillett, T. Scott, Marra, Peter P

“…Full-annual-cycle (FAC) models integrate seasonal demographic and environmental processes to elucidate the factors that limit and regulate animal populations…”
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Seasonal survival estimation for a long-distance migratory bird and the influence of winter precipitation by Rockwell, Sarah M., Wunderle, Joseph M., Sillett, T. Scott, Bocetti, Carol I., Ewert, David N., Currie, Dave, White, Jennifer D., Marra, Peter P.

“…Conservation of migratory animals requires information about seasonal survival rates. Identifying factors that limit populations, and the portions of the…”
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A comparative assessment of SNP and microsatellite markers for assigning parentage in a socially monogamous bird by Kaiser, Sara A., Taylor, Scott A., Chen, Nancy, Sillett, T. Scott, Bondra, Eliana R., Webster, Michael S.

“…Single‐nucleotide polymorphisms (SNPs) are preferred over microsatellite markers in many evolutionary studies, but have only recently been applied to studies…”
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Non-breeding season habitat quality mediates the strength of density-dependence for a migratory bird by Marra, Peter P., Studds, Colin E., Wilson, Scott, Sillett, T. Scott, Sherry, Thomas W., Holmes, Richard T.

“…Our understanding of when natural populations are regulated during their annual cycle is limited, particularly for migratory species. This information is…”
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Context‐dependent seed dispersal by a scatter‐hoarding corvid by Pesendorfer, Mario B., Sillett, T. Scott, Morrison, Scott A., Kamil, Alan C.

“…Corvids (crows, jays, magpies and nutcrackers) are important dispersers of large‐seeded plants. Studies on captive or supplemented birds suggest that they…”
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Adaptive divergence despite strong genetic drift: genomic analysis of the evolutionary mechanisms causing genetic differentiation in the island fox (Urocyon littoralis) by Funk, W. Chris, Lovich, Robert E., Hohenlohe, Paul A., Hofman, Courtney A., Morrison, Scott A., Sillett, T. Scott, Ghalambor, Cameron K., Maldonado, Jesus E., Rick, Torben C., Day, Mitch D., Polato, Nicholas R., Fitzpatrick, Sarah W., Coonan, Timothy J., Crooks, Kevin R., Dillon, Adam, Garcelon, David K., King, Julie L., Boser, Christina L., Gould, Nicholas, Andelt, William F.

“…The evolutionary mechanisms generating the tremendous biodiversity of islands have long fascinated evolutionary biologists. Genetic drift and divergent…”
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Breeding timed to maximize reproductive success for a migratory songbird: the importance of phenological asynchrony by Lany, Nina K., Ayres, Matthew P., Stange, Erik E., Sillett, T. Scott, Rodenhouse, Nicholas L., Holmes, Richard T.

“…Phenological advances and trophic mismatches are frequently reported ecological consequences of climate warming. Trophic mismatches occur when phenological…”
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interacting effects of food, spring temperature, and global climate cycles on population dynamics of a migratory songbird by Townsend, Andrea K., Cooch, Evan G., Sillett, T. Scott, Rodenhouse, Nicholas L., Holmes, Richard T., Webster, Michael S.

“…Although long‐distance migratory songbirds are widely believed to be at risk from warming temperature trends, species capable of attempting more than one brood…”
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Experimental food supplementation reveals habitat-dependent male reproductive investment in a migratory bird by Kaiser, Sara A., Sillett, T. Scott, Risk, Benjamin B., Webster, Michael S.

“…Environmental factors can shape reproductive investment strategies and influence the variance in male mating success. Environmental effects on extrapair…”
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Phenotypic plasticity in hormonal and behavioural responses to changes in resource conditions in a migratory songbird by Kaiser, Sara A., Sillett, T. Scott, Webster, Michael S.

“…An emerging question in animal behaviour is whether and how behavioural plasticity will enable organisms to adjust to human-induced, rapid environmental…”
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Adaptive phenotypic plasticity in an island songbird exposed to a novel predation risk by Peluc, Susana I., Sillett, T. Scott, Rotenberry, John T., Ghalambor, Cameron K.

“…Avian nest site selection and levels of parental care require assessments of numerous fitness costs and benefits. Nest site selection in open cup-nesting…”
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Asymmetric discrimination of geographical variation in song in a migratory passerine by Colbeck, Gabriel J., Sillett, T. Scott, Webster, Michael S.

“…Variation in sexual signals across populations is a common phenomenon, and most research to date has found that individuals discriminate against nonlocal…”
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Impacts of a Global Climate Cycle on Population Dynamics of a Migratory Songbird by Sillett, T. Scott, Holmes, Richard T., Sherry, Thomas W.

“…Progress toward understanding factors that limit abundances of migratory birds, including climate change, has been difficult because these species move between…”
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Correlates and Consequences of Breeding Dispersal in a Migratory Songbird by Cline, Mason H, Strong, Allan M, Sillett, T. Scott, Rodenhouse, Nicholas L, Holmes, Richard T

“…Knowledge of breeding dispersal, defined as shifts in territory location between two successive breeding seasons, remains limited for migratory passerines. We…”
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Reproductive Ecology of the Island Scrub-Jay by Caldwell, Luke, Bakker, Victoria J, Scott Sillett, T, Desrosiers, Michelle A, Morrison, Scott A, Angeloni, Lisa M

“…We investigated the reproductive ecology of the Island Scrub-Jay (Aphelocoma insularis), which is endemic to Santa Cruz Island, California, and is a species of…”
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Male's return rate, rather than territory fidelity and breeding dispersal, explains geographic variation in song sharing in two populations of an oscine passerine (Oreothlypis celata) by Yoon, Jongmin, Sillett, T. Scott, Morrison, Scott A., Ghalambor, Cameron K.

“…Males of some oscine passerines learn and share songs of neighboring males. This process can lead to the formation of song pattern neighborhoods or…”
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The effects of delayed plumage maturation on aggression and survival in male red-backed fairy-wrens by Karubian, Jordan, Sillett, T. Scott, Webster, Michael S.

“…The occurrence of multiple phenotypes within a sex of a single species has long puzzled behavioral ecologists. Male red-backed fairy-wrens Malurus…”
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Partitioning the sources of demographic variation reveals density‐dependent nest predation in an island bird population by Sofaer, Helen R., Sillett, T. Scott, Langin, Kathryn M., Morrison, Scott A., Ghalambor, Cameron K.

“…Ecological factors often shape demography through multiple mechanisms, making it difficult to identify the sources of demographic variation. In particular,…”
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Inferences about population dynamics from count data using multistate models: a comparison to capture–recapture approaches by Zipkin, Elise F., Sillett, T. Scott, Grant, Evan H. Campbell, Chandler, Richard B., Royle, J. Andrew

“…Wildlife populations consist of individuals that contribute disproportionately to growth and viability. Understanding a population's spatial and temporal…”
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Effects of bird predation on arthropod abundance and tree growth across an elevational gradient by Schwenk, W. Scott, Strong, Allan M., Sillett, T. Scott

“…Considerable uncertainty surrounds the conditions under which birds can cause trophic cascades. In a three-year experiment, we studied the direct and indirect…”
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