OOIR: Observatory of International Research

Papers

(The median citation count of Ornithology is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-06-01 to 2025-06-01.)

Article	Citations
Body size is associated with yearling breeding and extra-pair mating in the Island Scrub-Jay	50
100 Years Ago in the American Ornithologists’ Union	34
Use of anthropogenic landscapes in a wild Columba livia (Rock Dove) population	32
2022 AOS Marion Jenkinson Service Award to Erin Morrison	30
Birds of the Mesozoic: An Illustrated Field Guide	24
Cultural conformity and persistence in Dickcissel song are higher in locations in which males show high site fidelity	22
Current methods and future directions in avian diet analysis	22
Songbird Behavior and Conservation in the Anthropocene	21
Magnolia Warbler flight calls demonstrate individuality and variation by season and recording location	20
Haemosporidian infection does not alter aerobic performance in Junco hyemalis (Dark-eyed Junco)	15
Modeling phenological reaction norms over an elevational gradient reveals contrasting strategies of Dusky Flycatchers and Mountain Chickadees in response to early-season temperatures	14
2022 AOS Ralph W. Schreiber Conservation Award to David Ainley and to Lindsay Young and Eric VanderWerf	13
No apparent trade-off between the quality of nest-grown feathers and time spent in the nest in an aerial insectivore, the Tree Swallow	12
DNA metabarcoding reveals broadly overlapping diets in three sympatric North American hummingbirds	12
Gerald Francis Shields, 1943–2023	12
It is good to be average: Ecological correlates of breeding phenology in an Arctic seabird, Alle alle (Dovekie)	12
The biotic and abiotic drivers of timing of breeding and the consequences of breeding early in a changing world	12
How Veeries vary: Whole genome sequencing resolves genetic structure in a long-distance migratory bird	11
Corrigendum to: Distinctive mitogenomic lineages within populations of White-tailed Eagles	10
Thank You to the Reviewers of the 2024 Ornithology, Volume 141	10
Experimentally reduced feather microbial loads improve reproductive performance in captive Zebra Finches	10
Vulnerable Neotropical migratory songbird demonstrates flexibility in space use in response to rainfall change	10
Endogenous biomarkers reveal diet partitioning among three sympatric species of swallows	10
Barn Swallows in East Asia show strong tolerance against nest mites	9
Professional ethics survey identifies strengths and areas for improvement in the American Ornithological Society	8

Elevational differences in migration phenology of Lazuli Buntings do not support selection-based hypotheses for protandry	8
Long-term winter food supplementation shows no significant impact on reproductive performance in Mountain Chickadees in the Sierra Nevada Mountains	7
Leonard Alan Freed, 1947–2021	7
Keith A. Hobson, 1954–2024	7
Flight paths: how a passionate and quirky group of pioneering scientists solved the mystery of bird migration	7
Frederick Renner Gehlbach, 1935–2020	6
Extended molt phenology models improve inferences about molt duration and timing	6
Corrigendum to: Differences in the use of surface water resources by desert birds are revealed using isotopic tracers	6
2024 AOS Ralph W. Schreiber Conservation Award to Jordan Karubian	6
Sex, body size, and winter weather explain migration strategies in a partial migrant population of American Kestrels	6
Evidence of differing staging strategies between adult and juvenile Semipalmated Sandpipers highlights the importance of small staging sites in Atlantic Canada	6
Relative forelimb–hindlimb investment is associated with flight style, foraging strategy, and nestling period, but not nest type	6
Use of visual display in dark, cluttered environments	6
Local food availability and nonbreeding carry-over effects affect breeding propensity and success of a tundra-nesting predator, the Long-tailed Jaeger	6
Physiological condition reflects polymorphism at the toll-like receptors in a colonial waterbird	6
Finding W. H. Hudson: The Writer Who Came to Britain to Save the Birds	5
Romancing the Birds and Dinosaurs: Forays in Postmodern Paleontology	5
Machine learning reveals that climate, geography, and cultural drift all predict bird song variation in coastal Zonotrichia leucophrys	5
Birds that breed exclusively on islands have smaller clutches	5
Mitochondrial DNA sequences and nuclear microsatellites reveal population genetic structure of the range-restricted hummingbirdPhaeoptila sordidain the Balsas Basin	5
Resource allocation underlies parental decision-making during incubation in the Manx Shearwater	5
Extensive variation in feather ornaments of Whiskered Auklets in the Aleutian Islands reflects age, sex, condition, and geography	5
Walter J. Bock, 1933–2022	5
Sulfur isotopic discrimination factors differ among avian tissues and diets: Insights from a case study in Gentoo Penguins	4
Punctuated evolution of bill morphology in the largest family of songbirds (Thraupidae)	4
Habitat connectivity, gene flow, and population genetic structure in a Neotropical understory insectivore, the Rufous-and-white Wren	4
Richard L. Zusi, 1930–2024	4
100 Years Ago in the American Ornithologists’ Union	4
100 Years Ago in the American Ornithologists’ Union	4
Macroevolution of body extremities reveals an integrated phenotypic response of coloration and morphology to temperature in a large clade of Neotropical passerines (Furnariida)	4
Extensions and limitations of MacArthur (1958): A review of ecological and evolutionary approaches to competition and diet in the New World wood warblers (Parulidae)	4
Irruptive fall migrations are linked to elevated breeding abundance but are not associated with body condition or stopover duration in Northern Saw-whet Owls	4
Thank You to the Reviewers of the 2022 Ornithology, Volume 139	4
Reduced diurnal activity and increased stopover duration by molting Swainson’s Thrushes	4
Visual predators and diurnal nest predation provide support for the Skutch Hypothesis and explain evolved incubation behaviors in a montane tropical bird community	4
Geographically consistent hybridization dynamics between the Black-crested and Tufted titmouse with evidence of hybrid zone expansion	4
Richard W. (Dick) Coles, 1940–2022	4
Ultraconserved elements support the elevation of a new avian family, Eurocephalidae, the white-crowned shrikes	4
Correction to: An overview of the drivers of performance in nonbreeding Nearctic–Neotropical migratory songbirds	3
Thank You to the Reviewers of the 2021 Ornithology, Volume 138	3
100 years ago in the American Ornithologists’ Union	3
David F. DeSante, 1942–2022	3
Migration distance is a fundamental axis of the slow-fast continuum of life history in boreal birds	3
Innovative microphone transmitter reveals differences in acoustic structure between broadcast and whisper songs of Myadestes obscurus (ʻŌmaʻo)	3
No evidence that endohelminth parasites cause selection against hybrid orioles across the Baltimore–Bullock’s Oriole hybrid zone	3
Similar parasite communities but dissimilar infection patterns in two closely related chickadee species	3
2021 AOS William Brewster Memorial Award to Marty L. Leonard and Kathy Martin	3
A brief history of English bird names and the American Ornithologists’ Union (now American Ornithological Society)	3
Individual foraging site fidelity persists within and across stopover seasons in a migratory shorebird, Numenius phaeopus (Whimbrel)	3
The adaptive significance of off-lek sociality in birds: A synthetic review, with evidence for the reproductive benefits hypothesis in Long-wattled Umbrellabirds	3

Genomic variation in the Black-throated Green Warbler (Setophaga virens) suggests divergence in a disjunct Atlantic Coastal Plain population (S. v. waynei)	3
Corrigendum to: Cryptic speciation in the Warbling Vireo (Vireo gilvus)	3
The Birds That Audubon Missed: Discovery and Desire in the American Wilderness	3
Genome-wide data reveal paraphyly in the sand plover complex (Charadrius mongolus/leschenaultii)	3
Did complex song and dance co-evolve with brain size in the birds-of-paradise (Aves: Paradisaeidae)?	3
Sixty-fourth Supplement to the American Ornithological Society’s Check-list of North American Birds	3
Considerations for fitting occupancy models to data from eBird and similar volunteer-collected data	3
Systematics and conservation of an endemic radiation ofAccipiterhawks in the Caribbean islands	3
Wood hardness drives nest-site selection in woodpeckers of the humid Chaco	3
Distinctive mitogenomic lineages within populations of White-tailed Eagles	2
Haemosporidian infection prevalence varies temporally and spatially and Leucocytozoon infections are male biased in Song Sparrows	2
Context-specific behavior serves as a mechanism of interspecific cohesion in mixed-species flocks	2
Mixed-species flocking is associated with low arthropod detectability and increased foraging efficiency by Yungas forest birds in Argentina	2
Climate change outpaces adaptive potential via hybridization in nesting female Saltmarsh and Nelson’s Sparrows	2
The need for proper archiving and referencing of sound recordings in taxonomic studies of birds	2
Blue-footed Boobies: Sibling Conflict and Sexual Infidelity on a Tropical Island	2
Plumage polymorphism in raptors	2
A World on the Wing: The Global Odyssey of Migratory Birds	2
Gradual transitions in genetics and songs between coastal and inland populations of Setophaga townsendi	2
Asymmetric song recognition does not influence gene flow in an emergent songbird hybrid zone	2
Correction to: The biotic and abiotic drivers of timing of breeding and the consequences of breeding early in a changing world	2
Book of Birds: Introduction to Ornithology	2
Lesser Woodcreepers excavate nest cavities in trees	2
Corrigendum to: Phylogeny based on ultra-conserved elements clarifies the evolution of rails and allies (Ralloidea) and is the basis for a revised classification	2
Low levels of hybridization between domestic and wild Mallards wintering in the lower Mississippi Flyway	2
Amazonian avian biogeography: Broadscale patterns, microevolutionary processes, and habitat-specific models revealed by multidisciplinary approaches	2
Grinnell: America’s Environmental Pioneer and His Restless Drive to Save the West	2
Beaver activity and red squirrel presence predict bird assemblages in boreal Canada	2
Contact calls of island Brown-throated Parakeets exhibit both character and variance shifts compared to calls of their mainland relatives	1
Sturkie’s Avian Physiology, 7th edition	1
Melospiza melodia (Song Sparrow) bill size is primarily shaped by thermoregulation on the California Channel Islands	1
Incubation period length varies with temperature, female age, and clutch size in Protonotaria citrea (Prothonotary Warbler)	1
High within-clutch repeatability of eggshell phenotype in Barn Swallows despite less maculated last-laid eggs	1
Sixty-fifth Supplement to the American Ornithological Society’s Check-list of North American Birds	1
Effects of age, breeding strategy, population density, and number of neighbors on territory size and shape in Passerculus sandwichensis (Savannah Sparrow)	1
2024 AOS Marion Jenkinson Service Award to Viviana Ruiz-Gutierrez	1
Threshold models improve estimates of molt parameters in datasets with small sample sizes	1
Preston’s universal formula for avian egg shape	1
Winter range shifts and their associations with species traits are heterogeneous in eastern North American birds	1
Richard R. Graber, 1925–1998; Jean W. Graber, 1925–2015	1
Exceptional variation in the appearance of Common Murre eggs reveals their potential as identity signals	1
An overview of the drivers of performance in nonbreeding Nearctic–Neotropical migratory songbirds	1
Mass gain and stopover dynamics among migrating songbirds are linked to seasonal, environmental, and life-history effects	1
Dale Allen Zimmerman, 1928–2021	1
Female and male plumage brightness is positively correlated among populations of the dichromatic Variable Seedeater	1
Sociality and morphology differentiate niches of 13 sympatric Amazonian woodcreepers (Dendrocolaptinae)	1
Unmasking hidden genetic, vocal, and size variation in the Masked Flowerpiercer along the Andes supports two species separated by Northern Peruvian Low	1
The evolution of enclosed nesting in passerines is shaped by competition, energetic costs, and predation threat	1
Correction: Long-term winter food supplementation shows no significant impact on reproductive performance in Mountain Chickadees in the Sierra Nevada Mountains	1
Variation in nuptial color in relation to sex, individual quality and mating success in the sex-role reversed Phalaropus fulicarius (Red Phalarope)	1
Spring migration strategies of Anas platyrhynchos (Mallard) necessitate individual time-energy trade-offs despite wintering origins or migratory destinations	1
Thank You to the Reviewers of the 2023 Ornithology, Volume 140	1
2021 AOS Elliott Coues Award to Peter Arcese and Bruce Beehler	1
The Pacific as the world’s greatest theater of bird migration: Extreme flights spark questions about physiological capabilities, behavior, and the evolution of migratory pathways	1
Courtship behavior of a secretive forest tinamou, Tinamus major (Great Tinamou)	1
Neighbors matter: Vocal variation in Gentoo Penguins depends on the species composition of their colony	1
Morphometric variation and deteriorating food availability both explain seasonally declining reproductive success of Dicrurus hottentottus (Hair-crested Drongo)	1
2021 AOS Kessel Fellowship for Ornithological Research to Michelle Roper	1
2022 AOS William Brewster Memorial Award to Roxana Torres and Amanda Rodewald	1
Essential Ornithology	1
Temporal stability in songs across the breeding range of Geothlypis philadelphia (Mourning Warbler) may be due to learning fidelity and transmission biases	1
Sixty-second Supplement to the American Ornithological Society’sCheck-list of North American Birds	1
Divergence in vocalizations indicates cryptic speciation in Camptostoma tyrannulets	1
Vagrancy in Birds	1
Barometric geolocators can reveal unprecedented details about the migratory ecology of small birds	1
Studying individual-level interactions can transform our understanding of avian mixed-species flocks	1
2021 AOS Ralph W. Schreiber Conservation Award to Francesca J. Cuthbert and the Bird Ecology Group, Faculty of Biology, University of Havana, Cuba	1
Feather growth rate and hormone deposition vary with elevation but not reproductive costs in resident Mountain Chickadees	1