Journal of Ornithology

Article	Citations
Rapid flight feathers moult and fat stores in the Common Snipe Gallinago gallinago in the early stage of autumn migration	87
Extra-pair paternity and sperm length variation in a far northern Great Tit (Parus major) population	23
Deconstructing avian flight: forelimb length correlates with coracoid dimensions in birds	14
Black Woodpeckers recolonize south-eastern border of their European range	14
Breeding behaviour of Central European Red Kites: parental sex-dependent differences	13
Habitat factors influencing the breeding birds on animal farms: can modern agricultural infrastructure be good for birds?	12
Crossing the Sahara by small jumps: the complete migration of the Western Orphean Warbler Curruca hortensis	12
Kea, bird of versatility. Kea parrots (Nestor notabilis) show high behavioural flexibility in solving a demonstrated sequence task	11
Effects of an extreme weather event over reproduction and survival of Great Tits (Parus major) in eastern Spain	11
Influence of ocean primary production on the activity pattern of wintering Common Terns	10
Daily movements of the Common Crane (Grus grus) during the premigration period	10
Are red-crested cardinals Paroaria coronata (Aves: Thraupidae) truly monomorphic?: evidence discloses sexual dichromatism and size differences since the nestling stage	10
Remarkable plasticity in route choice by migrating European Honey Buzzards from north-eastern Poland	10
Avalanches create unique habitats for birds in the European Alps	10
Uncovering haemosporidian diversity in urban Feral Pigeons (Columba livia domestica) in Lisbon, Portugal: integrated molecular and morphological insights	10
Patterns and drivers of landscape and local habitat use by UK Hawfinches (Coccothraustes coccothraustes) during the breeding season and late winter	9
Vocal variation in female Common Cuckoos (Cuculus canorus): geographic, ecological and morphological perspectives	9
Migration routes, high-use areas, and network connectivity across the annual cycle of an arctic seabird	9
Song structure of male Northern House Wrens and patterns of song production and delivery across the nesting cycle	9
Colony attendance behavior in response to weather and moonlight conditions in Japanese Murrelets (Synthliboramphus wumizusume) depending on breeding status	9
Tracking the range restricted white-spotted Bluethroat Luscinia svecica namnetum using multi-sensor and light-level loggers	9
Changes in over-winter prey availability, rather than winter climate, are associated with a long-term decline in a northern Tawny Owl population	9
A review of co-occurrence and hybridization as neglected factors in studies of Syrian Woodpecker (Dendrocopos syriacus) and Great Spotted Woodpecker (Dendrocopos major)	8
As the Raven flies: nest control with drones	8
Hitting all the notes: Connecticut warblers sing an extended song type	8

Determining sex ratios and mitochondrial haplotypes of Hawai‘i’s endemic and introduced ducks	8
Ferruginous springs as colouring sites for Bearded Vulture (Gypaetus barbatus): characterisation, availability and applications for species conservation in the French Pyrenees	8
Rüppell’s Vulture (Gyps rueppelli): a new vulture species for Europe?	8
A globally declining endemic under pressure: effects of habitat and climate change on Citril Finches in the Bavarian Alps	8
Vocal interactions of breeding partners predict duration of incubation bout in an Artic seabird	8
Thermo-modernization influences nest density of Common Swifts (Apus apus): determinants of nest site choices in Poznań, Poland	7
Frequent duets, rare choruses, and extremely rare solos: year-round singing behavior in Chubb’s Cisticola	7
Visual fields are repeatable at the population and individual level	7
Space use during the breeding season of three different forest-dwelling owl species in an area of sympatry: a case study of male hunting home-range sizes and overlaps	7
Delayed plumage signals social status in a mutually ornamented bird	7
Two central rectrices: a temporal fingerprint for individual recognition of barred woodpeckers	7
Integration of critically endangered Rüppell’s Vultures with Griffon Vultures in a newly colonized European region	7
Sex identification based on biometrics in four long-distance migratory tern species mist-netted along the East Atlantic Flyway	7
The speed and magnitude of upward movements during the warm season depend on the reproductive success of a mountain galliform	7
All around the egg: consistency of spottiness and colouration across an avian eggshell	7
Predicting suitable winter habitats of Marmora’s Warbler (Curruca sarda) in North Africa using species distribution models	6
How loud are we really? Differences in temporal and spectral parameters of calls effect sound pressure level metrics and signal propagation, as shown for four species of rail (Rallidae)	6
En route activity of Chilean Elaenia, a long‐distance migratory bird in South America	6
Correction: Predation risk and landscape properties shape reproductive output of an endangered sea duck from two subpopulations with contrasting predation risk	6
Breeding ecology of a high-altitude shorebird in the Qinghai–Tibetan Plateau	6
Body size constrains the annual apparent survival of lekking Great Snipe Gallinago media males of eastern, lowland population	6
Nest predation decreases with increasing nest height in forest songbirds: a comparative study	6
Hematophagous ectoparasites affect nestling size and physiology, but not apparent survival	6
The role of winter cereals as cold-weather refuge for Taiga Bean Geese Anser fabalis fabalis wintering in Denmark	6
Vulture perceptions in a socio-ecological system: a case study of three protected areas in KwaZulu-Natal, South Africa	6
Seasonal variation in home-range size of the White-backed Woodpecker	6
No evidence for assortative mating in the Atlantic Puffin	6
Nest-site selection of the Iberian Green Woodpecker (Picus sharpei) in three biogeographical regions	6
First year-round movement tracking of the Mediterranean Gull (Ichthyaetus melanocephalus) in Europe: insights and conservation recommendations for declining population	6
Sea-crossing behaviour of two migratory eagles in relation to weather conditions	5
The highly endangered Bermuda Petrel (Pterodroma cahow) lacks blood parasite infections, but shows sexual differences in leukocyte counts	5
No experimental evidence of an adaptive antioxidative response induced by trace metals exposure in feral pigeons	5
Seasonal dynamics of female bill colouration: an observation in captive House Sparrows (Passer domesticus)	5
Survival differences of embryos and eaglets in a polymorphic raptor probably linked to colour morph	5
Variation in corticosterone levels in Andean Condor (Vultur gryphus) feathers regarding age classes and molting periods	5
Differences in mortality patterns of White-tailed Eagle and Osprey in the eastern region of the Baltic Sea	5
Irruptions of Bohemian Waxwings in relation to population density and food availability	5
Margins matter: the importance of field margins as avian brood-rearing habitat in an intensive agricultural landscape	5
Cues to individuality in Greylag Goose faces: algorithmic discrimination and behavioral field tests	5
Microplastics and terrestrial birds: a review on plastic ingestion in ecological linchpins	5
The use of skylark plots by the European Skylark (Alauda arvensis) in Germany	5
The bacterial assemblage in the plumage of the Violet-crowned Hummingbird (Ramosomyia violiceps) varies with contrasting environments in Central-Western Mexico	5
Comparing the effects of marking techniques on the survival of Piping Plover chicks	5
Young, wild, and free—Subadult White-naped Crane (Antigone vipio) exhibit wider home range movements than breeding adults during the summering period	5
Timing of Steller’s Eider remigial molt has delayed over 26-year span	5
Migration routes and timing of European Nightjars (Caprimulgus europaeus) breeding in eastern Mongolia	5
The effects of temporally distinct light pollution from ships on nocturnal colony attendance in a threatened seabird	5
Genome-wide DNA reveals decades-long genetic stability and intra-familial migratory site fidelity in an Asian population of Common Redshanks	5
Abundance, breeding records, and nest site characteristics of the critically endangered Hooded Vulture (Necrosyrtes monachus) in and around Chelekleka wetland, Ethiopia	5
Sex- and age-dependent breeding plumage acquisition in monomorphic species, the Black-headed Gull Chroicocephalus ridibundus	4

Heavy metal residues in eggshells of Common Cranes (Grus grus) nesting in an agricultural region in north-eastern Germany	4
Assignment of wintering Barnacle Geese (Branta leucopsis) to breeding populations using genome-wide single-nucleotide polymorphisms	4
African birds as army ant followers	4
Long-term trends of local bird populations based on monitoring schemes: are they suitable for justifying management measures?	4
The Yellow-breasted Barbet (Trachyphonus margaritatus) introduces vocal duets and choruses with a specific multimodal signal, during territorial advertisement	4
Nest size parameters of Great Tits and Blue Tits: a long-term study	4
Adult sex ratio in south temperate house wrens is explained by sexual differences in adult survival	4
Female and male body condition in the Whiskered Tern Chlidonias hybrida, a species with female offspring desertion: a test of the differential parental capacity hypothesis	4
Effect of climate change and deforestation on populations of Penelope pileata (Galliformes-Cracidae)	4
First record of a bird footprint in Brazil (Oligocene of the Taubaté Basin) and its paleoenvironmental implications	4
Incubation behaviour of the Common Ringed Plover Charadrius hiaticula at different latitudes	4
American Robin (Turdus migratorius) feeding young at night in an area of artificial light	4
Quality over size: acorn preference in Eurasian Jays (Garrulus glandarius)	4
Is the settlement of a winter territory in the European Robin Erithacus rubecula triggered by the arrival of conspecific migrants?	4
Stable isotopes reveal synchronous primary flight feather moult pattern of Atlantic Puffins (Fratercula arctica)	4
Species limits and biogeography of the White-browed Tapaculo (Scytalopus superciliaris) complex and the Puna Tapaculo (S. simonsi)	4
Replacement clutch of greater Spotted Eagle Clanga clanga after clutch loss: the first documented case in Poland	4
Inequality among offspring, correlates of recruitment and lifetime reproductive success in a long-lived raptor	4
Altitudinal variation in oxidative status between breeding and non-breeding seasons in a Neotropical bird	4
Bird breeding season linked to sunshine hours in a marginally seasonal equatorial climate	4
The effect of daylight exposure on the immune response and body condition of Great Tit nestlings	4
Climate change and the future of the endemic Ethiopian Siskin: a looming extinction crisis	4
Male aggressiveness during the female fertile phase in relation to extra-pair paternity, plumage ornaments and female traits	4
Foraging areas and trip duration vary with the main prey captured, in a day-foraging/night-provisioning seabird	4
Rainforest birds avoid biotic signal masking only in cases of high acoustic saturation	3
Drivers of nest site selection and breeding success in an Alpine ground-nesting songbird	3
Connectivity of wetland areas along the East Atlantic Flyway used as moulting and stopover sites by Pied Avocets (Recurvirostra avosetta) during autumn migration	3
Timing, reproduction and biometrics of a long-distance passerine migrant in a core and a peripheral population	3
Breeding probability, survival, and causes of mortality in translocated Black Grouse (Lyrurus tetrix) in the Hautes Fagnes, Belgium	3
Plumage colour of Blue-capped Manakin males predicts female visitation rates but does not signal avian haemosporidian infection	3
The breeding ecology of the Agulhas Long-billed Lark: an endemic bird dependent on the remnant Renosterveld of the Western Cape Province, South Africa	3
Nigeria's vulture crisis: scarcity, collapse, and strongholds in a multi-regional assessment	3
Intraguild predation and competition between avian top predators: do expanding Eagle Owls (Bubo bubo) contribute to the decline of Northern Goshawks (Accipiter gentilis)?	3
Fluctuations in population size and migration of two species of crossbills in relation to seed crop size of spruce and pine: asymmetric importance of alternative food resources	3
Cross-continental differences in Black-tailed Godwit breeding densities are best explained by arthropod abundance in the chick-hatching period	3
Heterophil-to-lymphocyte ratio varies with habitat fragmentation and canopy cover in a tropical understory insectivore	3
Aggressive behavior as a predictor of home range size: findings from both range-restricted and widespread Darwin’s finch species	3
Effects of winter weather conditions on abundance fluctuations in a nest box breeding population of the Common Merganser Mergus merganser in the southern coast of Finland	3
Interspecific differences in eggshell thickness and the elemental composition of pigment spot and plain shell regions in altricial and precocial birds	3
Identification and quantification of carotenoids in supra-orbital combs of male black grouse (Lyrurus tetrix)	3
Foraging sites of the Eurasian Three-toed Woodpecker (Picoides tridactylus) in relation to sex in primeval forest stands of the Białowieża National Park	3
Resolving disputed subspecies distribution limits, and revealing intraspecific intergradation, in the Common Redstart Phoenicurus phoenicurus using citizen science and museum data	3
Nest survival of Crested Lark (Galerida cristata) in intensively used habitats in Central Poland	3
Seasonal variation in migration routes of Common Whitethroat Curruca communis	3
Spring-accelerated loop migration in the Woodchat Shrike Lanius senator	3
Age-related time budget and behaviour of Northern Lapwing (Vanellus vanellus) chicks	3
Citizen-science data resolves disputed subspecies limits in the lesser spotted woodpecker Dryobates minor across the Balkans and Minor Asia	3
Stomach contents and stable isotope analysis reveal Antarctic prey in short-tailed shearwaters sampled at sea	3
First genetically confirmed record of a wild Marsh Tit × Willow Tit hybrid (Poecile palustris × P. montanus)	3
The critically endangered Araripe Manakin (Antilophia bokermanni) is uninfected by, but probably susceptible to, haemosporidians in northeastern Brazil	3
Assessing honeydew consumption and bird–bird interactions in bird communities in Southern Brazil	3
Another case of island gigantism: the extinct Hodgens’ Waterhen (Tribonyx hodgenorum) is a member of Porzana (Aves: Rallidae)	3
Coordinated discordance: strategic nest attendance for chick rearing in a monogamous seabird	3
Covariation between protandry and sexual size dimorphism is age specific in songbirds	3
A new foundation for the study of bird behaviour: Konrad Lorenz’s ‘Kumpan’ paper of 1935	3
Melanin-based plumage coloration and melanin content in organs in the barn owl	3
Lowering the cost of citizen science: can we reduce the number of sampling visits in a constant ringing effort-based monitoring program?	3
New records of Pleistocene birds of prey from Ecuador	3
Hatching asynchrony as a parental reproductive strategy in birds: a review of causes and consequences	3
Laying date and breeding performance of a generalist raptor in agricultural systems is affected by plumage colouration and local climate	2
Incubation scheduling by African Black Oystercatchers: effects of weather, tide phase, and time of day	2
The presence of an invasive bird, the Common Starling, in an urban landscape: habitat use and relationships with other bird species	2
Connected impacts: combining migration tracking data with species distribution models reveals the complex potential impacts of climate change on European bee-eaters	2
Local climate at breeding colonies influences pre-breeding arrival in a long-distance migrant	2
Seasonal dynamics of urban bird communities: impact of habitat on breeding and wintering bird communities in a northern temperate region	2
Burning the candle at both ends: two sympatric thrushes are equally detectable and sing at similar rates at dawn and dusk	2
Low prevalence of haemosporidian and trypanosome infections in the Eurasian Nightjar (Caprimulgus europaeus)	2
Replacing a long-running common bird monitoring scheme by a new one: what predicts the correspondence of population changes between the schemes?	2
Long-term monitoring of dwarf eggs in clutches of Yellow-legged Gulls (Larus michahellis) breeding in a western Mediterranean colony	2
Birds and the ‘Post Tower’ in Bonn: a case study of light pollution	2
Feeding ecology and reproductive success of the Little Bittern Ixobrychus minutus in differently managed pond habitats	2
An unexpected age-related pattern in feather growth contributes to age-dependent ornament expression in a passerine bird	2
Breeding ecology of African Woolly-necked Storks (Ciconia microscelis) in a human-modified, mosaic landscape in South Africa	2
Variation in plasma protein levels in House Finches (Haemorhous mexicanus): effects of season, disease state, and urbanization	2
Morphological adaptations for migration in North American wood-warblers (Aves: Parulidae)	2
A systematic review of lapwing research in Africa to determine trends and evidence of their response to changes in terrestrial ecosystems	2
Egyptian Nightjars are residents in the Dead Sea region, showing a high year-round roost fidelity	2
Seasonal variation in the foraging intensity of Somali Ostrich (Struthio molybdophanes) at different habitat zones in a semi-arid savanna, Kenya	2
Inter and intra-population variability of the migratory behaviour of a short-distance partial migrant, the Eurasian Stone-curlew Burhinus oedicnemus (Charadriiformes, Burhinidae)	2
Weather, food and predation shape the timing of Marsh Tit breeding in primaeval conditions: a long-term study	2

Summer diet preferences of a declining steppe bird as revealed by DNA metabarcoding	2
The uropygial gland of the Great Cormorant (Phalacrocorax carbo): II. Biochemical analysis of the uropygial secretion	2
What, if anything, is a vulture? Phylogeny and trait evolution in obligate avian scavengers	2
Dynamics in spatial use by Ospreys (Pandion haliaetus) during the breeding season revealed by GPS tracking	2
Patterns of parent-absent begging in European Starling (Sturnus vulgaris) nestlings	2
Influence of age on spatial and temporal migratory patterns of Black Storks from Germany	2
Cape Vultures (Gyps coprotheres) on camera: assessing the behaviour of a vulnerable, colonially nesting raptor with temperature and time of day at nest sites in KwaZulu-Natal, South Africa	2
The uropygial gland of the Great Cormorant (Phalacrocorax carbo): I. Morphology	2
Songbird migration between Eastern Europe and Southern Asia: how to deal with the arid belt?	2
Cryptic diversity in the Amazonian Red-shouldered Tanager (Tachyphonus phoenicius) Swainson 1838 with a neotype designation and revalidation of Tachyphonus saucius Strickland 1844	2
Male and female Black-tailed Godwits Limosa limosa bohaii show differences in habitat use and daily rhythms during spring staging in China	2
The visual fields of the Harpy Eagle (Harpia harpyja)	2
Early parental nest initiation carries over to the departure date and quality of fledglings from the breeding grounds in the Purple Martin	2
From rivals to neighbours: how time reduces aggression in two woodpecker species	2
Abundance estimation from point counts and territory mapping: comparing different approaches for two Regulus species	2
The true identity of the strigiform species Ninox dubiosa Weick, 2006, with comments on a skull feature shared by the Ieraglaucinae and Surniinae	2
Black-necked Cranes (Grus nigricollis) switch cooperative roles of anti-predator behaviour at different moulting stages	2
Let’s get physiological: circulating vitamin A levels predict the presence and severity of coccidiosis infection in House Finches (Haemorhous mexicanus)	2
Brood survival in the Red-backed Shrike Lanius collurio in eastern Poland	2
Chilean Elaenias (Elaenia chilensis) are tolerant and resistant to haemosporidian parasites during migration	1
Morphology-based tool for sexing White-backed Vultures in the field	1
Sex differences in the timing of spring migration of adult European Honey Buzzards Pernis apivorus in the Central Mediterranean	1
Winter foraging strategies and prey impalement behavior of the Iberian Grey Shrike Lanius meridionalis in Mediterranean landscapes: adaptations to environmental variability	1
Does microhabitat use affect population differentiation? A test with southwestern Palaearctic forest birds	1
Metabarcoding reveals seasonal variations in the consumption of crops and weeds by wild Red-legged Partridge Alectoris rufa	1
Unexpected variation in migration routes and nonbreeding residency of Tree Pipits (Anthus trivialis) from a central European breeding population	1
Plant consumer innovation in skuas	1
Influence of foraging guild on heterospecific preference of association in mixed-species bird flocks: distinguishing potential benefits for attendant species	1
A giant raptor (Aves: Accipitridae) from the Pleistocene of southern Australia	1
Regime shift and changes in sediment morphology driven by sea level rise affect abundance of migratory waders	1
Haemosporidian parasite infections in Spanish Sparrows Passer hispaniolensis hispaniolensis of the Western Palaearctic	1
Dispersal patterns of the first White-backed Vulture (Gyps africanus) GPS-tracked in Iberia	1
Divergent migration strategies within a population of Snow Buntings	1
The ethnomedicinal use of vultures by traditional health practitioners in KwaZulu-Natal, South Africa	1
River and sea: foraging range of freshwater and marine Common Terns	1
Geolocator tagging of east Siberian Bluethroats	1
Assessing climate change impact on the distribution of the endemic White-naped Tit (Machlolophus nuchalis) using citizen science data	1
Amur Honeysuckle (Lonicera maackii) increases abundance and diversity of shrub-dwelling arthropods and birds in forest edge habitat	1
Setting BirdNET confidence thresholds: species-specific vs. universal approaches	1
Neckband loss and its effect on apparent survival estimates in Greylag Geese (Anser anser): variation with season, sex and age	1
Do the rain calls of Chaffinches indicate rain?	1
Divergent tunes: exploring dialects in Great Reed Warbler song pattern	1
Extreme habitats, scarce vectors: first report on blood parasites in the Andean Condor (Vultur gryphus)	1
Seasonal modulation of pectoralis muscle fiber type composition in migratory songbirds	1
Male plumage signal expression is related to feather corticosterone concentration in the Pied Flycatcher Ficedula hypoleuca	1
Volatile organic compound analysis of Humboldt Penguin (Spheniscus humboldti) preen oil: a pilot study	1
Narrow-beaked trogons from the early Eocene London Clay of Walton-on-the-Naze (Essex, UK)	1
Urban life of an elusive species: population trends, movement patterns, foraging habitats, and prospecting in Mediterranean Gulls (Ichthyaetus melanocephalus) breeding in Hamburg, northern Germany	1
First steps to success: identification of divergence among the northern and the southern lineages of African Pygmy Kingfisher (Ispidina picta) (Coraciiformes: Alcedinidae)	1
Exposure to sulfur in soil explains pigmentation by pheomelanin in birds inhabiting Iceland	1
Behavioural responses of the Little Tern (Sternula albifrons) to different human disturbances	1
Start of dawn singing as related to physical environmental variables in an alpine environment	1
Nest structure and breeding success in two tit species: a long-term study	1
Revealing cryptic lineages: genetic structure and conservation units in the Eurasian Stone-curlew (Burhinus oedicnemus)	1
The nest position and bank height of a bee-eater colony affect the likelihood of nest loss due to predation	1
Nest-site selection of Eurasian Curlew (Numenius arquata) in the centre of its European range: adaptation to local macrohabitat factors	1
Revealing hidden diversity: molecular insights into a monotypic Amazonian hummingbird species	1
A particular food source exploited by juvenile Lanner Falcon (Falco biarmicus feldeggii) in Central Italy	1
Invading occupied territory? Foraging whereabouts and prey of the Caspian Gull (Larus cachinnans) colonising The Netherlands	1
The role of ecological and geographical drivers of lineage diversification in the Squirrel cuckoo Piaya cayana in Mexico: a mitochondrial DNA perspective	1
Seasonality in erythrocyte cytomorphometry and physiology of a sub-tropical resident bird, the Scaly-breasted Munia (Lonchura punctulata)	1
Three decades of breeding bird population changes in a pristine Danish forest: climate-driven shifts and biodiversity loss compared to national trends	1
Using social media to document the persistence of the Peregrine Falcon and the Lanner Falcon across South Africa	1
Breeding biology of the African Pygmy Falcon: long-term variation and seasonal decline in breeding performance of an arid zone raptor	1
Back to the future: does previously grown ornamental colouration in male House Finches reveal mate quality at the time of pair formation?	1
Simplifying complexity: toward alternative robust stopover abundance indices for migratory landbirds	1
Light-emitting greenhouses affect daily vocalization behavior in birds	1
Age effects in Darwin’s finches: older males build more concealed nests in areas with more heterospecific singing neighbors	1
The species-specific rate of mass gain in juvenile waders during southward migration under ad libitum feeding conditions	1
Multiple ancestral populations as the key to the successful colonisation of the Carpathians by Goosanders	1
Reduced ornamentation became elaborated in benign environments in Pacific Swallows	1
Size-assortative mating in a long-lived monogamous seabird	1
Importance of shallow river topography for inland breeding Common Terns	1
Male’s age and plumage coloration predicts brood sex ratio in the Common Kingfisher (Alcedo atthis)	1
Loop vs. same route migrations of two songbird species between Japan and Southeast Asia	1
Blood parasites in Eleonora’s Falcon revisited: new insights from the eastern Mediterranean support transmission outside the breeding niche	1
Why are ravens smart? Exploring the social intelligence hypothesis	1
Association patterns between farmland abandonment and the non-native Common Waxbill (Estrilda astrild) in the eastern Iberian Peninsula	1
Haemosporidian infections in three sympatric Phylloscopus species: does host or environment determine parasite prevalence?	1
Oscillating magnetic field does not disrupt orientation in the presence of stellar cues in an avian migrant	1
Negotiating the northern edge of a nonbreeding distribution: a case of winter mortality in Eurasian Spoonbills	1
A spatial and temporal analysis of post-release behaviour in translocated Black Grouse (Lyrurus tetrix) using GPS telemetry	1
Gradual variation in vocalizations does not support multiple species within the White-shouldered Antshrike (Thamnophilus aethiops)	1
Farmland birds in boreal forest clear-cuts: species traits, source areas and conservation value	1
Similar tolerance of urban birds towards both benign human and lethal cat predators	1
High-elevation habitats are important for birds during the post-breeding migration period in the Alps	1
Timing of migration and African non-breeding grounds of geolocator-tracked European Pied Flycatchers: a multi-population assessment	1
Different migration strategies under warming ocean anomalies in penguins: a study of spatial, oceanographic, and isotopic niche segregation	1
Spring phenology is advancing at a faster rate than arrival times of Common Starling	1
Plumage coloration and feather corticosterone concentration predict haemosporidian parasite occurrence in four passerines from the Atlantic Forest	1
Revealing different migration strategies in a Baltic Common Tern (Sterna hirundo) population with light-level geolocators	1
Habitat niche of the Crested Tit Lophophanes cristatus in central and peripheral parts of its range	1
Eggshell microbiome as a potential microbial reservoir in a cavity nesting bird	1
Persistent organic pollutants detected in feathers of feral Greater Rheas in Northern Germany: a comparative analysis with native populations of Argentina	1
The hidden truth: unexpected acorn caching sites by Eurasian Jays (Garrulus glandarius L.) re-examined	1