Terkko Navigator / Journal of ornithology

African birds as army ant followers

Revealing different migration strategies in a Baltic Common Tern (Sterna hirundo) population with light-level geolocators

Birds and the‘Post Tower’ in Bonn: a case study of light pollution

Geolocator tagging of east Siberian Bluethroats

Soaring and intermittent flap-gliding during migratory flights of Northern Bald Ibis

Differences in foraging behaviour of a migrating shorebird at stopover sites on regulated and unregulated sections of a large European lowland river

Low survival of eggs and nestlings explain the decline of a local Jankowski’s Bunting population

Fifteen days are enough to estimate home-range size in some long-lived resident eagles

Two new neoavian taxa with contrasting palaeobiogeographical implications from the early Miocene St Bathans Fauna, New Zealand

First documentation of vocal mimicry in female northern mockingbirds

The effects of prey availability and capture success on the foraging and territory economics of a predatory bird, Circus hudsonius

A trait-based approach to seasonal dynamics of an alpine and subalpine passerine bird assemblage

Eggshell microbiota of a brood parasite reflects environment, not species

Anting behavior in birds: the behavioral patterns and the interactions with ants in the subgenus Dendrolasius of the genus Lasius

Female plumage polymorphism is rare in hummingbirds

Effects of local climate and habitat heterogeneity on breeding-bird assemblages of semi-natural grasslands

Reed die-back and conservation of small reed birds at Lake Neusiedl, Austria

The value of remotely sensed vs. field-surveyed habitat structure for predicting bird abundance: a case study in traditional orchards

Topography and wind moulding directions of autumn migration between Europe and the West African savannas

Variation in growth patterns of Marsh Harrier Circus aeruginosus nestlings: effects of hatching order, nestling subperiod, brood size and weather conditions

Correction to: Female breeding dispersal to higher quality habitats in a philopatric top predator

Breeding parameters and factors influencing the reproduction of an expanding Long-legged Buzzard (Buteo rufinus) population under high breeding density conditions

The level of water in the river flowing through the breeding site shapes the body condition of a lekking bird—the Great Snipe Gallinago media

A novel method for analysis of vocal dimorphism using recordings of unsexed pairs and its application to the neotropical owl Pulsatrix koeniswaldiana

The role of avian frugivores in the germination and dispersal of fleshy-fruited Ficus species in KwaZulu-Natal, South Africa

First observation of a brood patch on a male sunbird (Chalcomitra amethystina)

Copying of diving behavior in the Eurasian Coot Fulica atra

The influence of resting posture and orientation on alertness and escape in shorebirds

Experimental reduction of a nest ectoparasite affects mouth coloration of nestling Cliff Swallows Petrochelidon pyrrhonota

Protecting a heterogeneous landscape supports avian diversity across seasons on a Mediterranean island

A low-cost wind tunnel for bird flight experiments

Dark heterochromia in adult masked lapwings is universal, asymmetrical and possibly slightly sexually dimorphic

On the search for grasslands: long distance dispersal of spring-staging Barnacle Geese (Branta leucopsis) from a farmland area in Southeast Denmark

Dispersal and philopatry in Central European Red Kites Milvus milvus

Description of two new bird species from the Meratus Mountains of southeast Borneo, Indonesia

Relationship between reproductive hormones and migration distance in a polygynous songbird, the Red-winged Blackbird (Agelaius phoeniceus)

Woodpecker populations in winter in the interior of the European continent are highly dependent on climate change and its consequences

Is there an effect of fostering a brood parasite on the timing of host autumn migration?

Sex, age, mean annual temperature and year predict the body condition in Chiroxiphia caudata (Passeriformes: Pipridae)

Historical climate change as driver of populational range expansion and differentiation in a rare and partially migratory Neotropical bird

The European Turtle Dove in the ecotone between woodland and farmland: multi-scale habitat associations and implications for the design of management interventions

Leukocyte profile variation in Dupont’s Lark (Chersophilus duponti) in Spain and Morocco

Sundering of earthworms by the Fairy Pitta (Pitta nympha): an unexplored strategy of prey preparation for brood provisioning by avian vermivores

Extra-pair paternity in a species with frequent extra-pair courtship feedings, few extra-pair copulations, and male-biased parental care

Female breeding dispersal to higher quality habitats in a philopatric top predator

Effects of elevated nest box temperature on incubation behaviour and offspring fitness-related traits in the Collared Flycatcher Ficedula albicollis

Measuring circulating triglycerides in free-living birds: evaluation of a field-usable point-of-care analyzer for American woodcock

Linking environmental indicators to blood, feather and clawδ18O in the Saffron Finch (Sicalis flaveola) in the central Brazilian savannas

Fuel management, stopover duration and potential flight range of pied flycatcher Ficedula hypoleuca staying in South-West France during autumn migration

Trichomonas gallinae infections in the naïve host Montifringilla nivalis subsp. nivalis