Mercury in Neotropical birds: a synthesis and prospectus on 13 years of exposure data

CJ Sayers, DC Evers, V Ruiz-Gutierrez, E Adams… - Ecotoxicology, 2023 - Springer
Environmental mercury (Hg) contamination of the global tropics outpaces our understanding
of its consequences for biodiversity. Knowledge gaps of pollution exposure could obscure …

[图书][B] Molt in Neotropical birds: Life history and aging criteria

EI Johnson, JD Wolfe - 2017 - taylorfrancis.com
Molt is an important avian life history event in which feathers are shed and replaced. The
timing, duration, seasonality, extent and pattern of molt follows certain strategies and this …

Application of a global age-coding system (“WRP”), based on molts and plumages, for use in demographic and other studies of birds

P Pyle, M Gahbauer, EI Johnson, TB Ryder, JD Wolfe - The Auk, 2022 - academic.oup.com
Determination of a bird's age or cohort is critical for studies on avian demography,
occurrence patterns, behavior, and conservation management. Age designations have …

Adaptations to light predict the foraging niche and disassembly of avian communities in tropical countrysides

IJ Ausprey, FL Newell, SK Robinson - Ecology, 2021 - Wiley Online Library
The role of light in partitioning ecological niche space remains a frontier in understanding
the assembly of terrestrial vertebrate communities and their response to global change …

Age effects on survival of Amazon forest birds and the latitudinal gradient in bird survival

AP Muñoz, M Kéry, PV Martins… - The Auk: Ornithological …, 2018 - academic.oup.com
The search for explanations of the well-documented positive relationship between latitude
and avian clutch size has created the expectation that tropical birds should balance their …

Modifications to a molt‐based ageing system proposed by Wolfe et al.(2010)

EI Johnson, JD Wolfe, T Brandt Ryder… - Journal of Field …, 2011 - Wiley Online Library
ABSTRACT Wolfe et al.(2010. Journal of Field Ornithology 81: 186–194) proposed a coding
system for ageing birds based on the sequence of molts and plumages, which is more …

Climate, demography and lek stability in an Amazonian bird

TB Ryder, TS Sillett - Proceedings of the Royal Society B …, 2016 - royalsocietypublishing.org
Lekking is a rare, but iconic mating system where polygynous males aggregate and perform
group displays to attract females. Existing theory postulates that demographic and …

[PDF][PDF] MAPS manual

DF DeSante, KM Burton, P Velez, D Froehlich… - Point Reyes Station, CA …, 2008 - birdpop.org
Welcome to the Monitoring Avian Productivity and Survivorship (MAPS) Program! MAPS is a
cooperative effort among public agencies, private organizations, and the bird banders of the …

Changes in the apparent survival of a tropical bird in response to the El Niño Southern Oscillation in mature and young forest in Costa Rica

JD Wolfe, CJ Ralph, P Elizondo - Oecologia, 2015 - Springer
The effects of habitat alteration and climatic instability have resulted in the loss of bird
populations throughout the globe. Tropical birds in particular may be sensitive to climate and …

Habitat use of Amazonian birds varies by age and foraging guild along a disturbance gradient

DA Luther, JD Wolfe, E Johnson… - … of the Royal …, 2024 - royalsocietypublishing.org
Patterns of habitat use directly influence a species' fitness, yet for many species an
individual's age can influence patterns of habitat use. However, in tropical rainforests, which …