Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 15 checked references that resolve
resolves10.2307/1369210Nesting Mortality of Carolina Chickadees Breeding in Natural Cavities
resolves10.2307/4089299Nest Predation in Black-Capped Chickadees: How Safe Are Cavity Nests?
resolves10.1007/BF01670988Verhaltensmerkmale der GattungenParus (Meisen),Aegithalos (Schwanzmeisen),Sitta (Kleiber),Tichodroma (Mauerläufer) undCerthia (Baumläufer)
resolves10.1007/BF01640815Sumpfmeise(Parus p. palustris L.) und Weidenmeise(P. montanus salicarius Br.) als sympatrische Zwillingsarten
resolves10.2307/3565628Parasites, Predators and Nest Boxes: Facts and Artefacts in Nest Box Studies of Birds?
resolves10.2307/3675958The Evolution of Nest-Site Selection among Hole-Nesting Birds: The Importance of Nest Predation and Competition
resolves10.2307/1368072Nest-Site Characteristics, Reproductive Success and Cavity Availability for Tree Swallows Breeding in Natural Cavities
resolves10.1139/z79-061North American weasels: resource utilization and distribution
resolves10.1007/BF02462240Time-saving mechanisms in the reproduction of Marsh Tits (Parus palustris)
resolves10.2307/3676545Survival and Population Dynamics of Nuthatches Sitta europaea Breeding in Natural Cavities in a Primeval Temperate Forest
The 23 references without a DOI — listed, not checked
no DOI — not checkedThe Birds of the Western Palearctic
no DOI — not checkedVegetation Dynamics in Temperate Forests (Ecological Studies in Białowieża Forest).
no DOI — not checkedHandbuch der Vögel Mitteleuropas
no DOI — not checkedHandbuch der Vögel Mitteleuropas
no DOI — not checkedEgg covering in birds: description of the behaviour in tits (Parus spp.) and a test hypothesis of its function
no DOI — not checkedPredation in Vertebrate Communities. The Białowieża Primeval Forest as a Case Study
no DOI — not checkedBreeding biology of the Marsh Tit (Parus palustris) on the Courish Spit
no DOI — not checkedDie Vögel des Rheinlandes
no DOI — not checkedStatistica for Windows.
no DOI — not checkedBiogeography and Ecology of Forest Bird Communities
no DOI — not checkedThe stability of bird community in a temperate primaeval forest: 15‐year data from the Białowieża National Park
no DOI — not checkedStructure of a primaeval forest bird community during 1970s and 1990s (Białowieża National Park, Poland)
no DOI — not checkedBreeding bird community of a primaeval temperate forest (Białowieża National Park, Poland)
no DOI — not checkedDo secondary‐cavity nesting birds suffer more from competition for cavities or from predation in a primaeval deciduous forest?
no DOI — not checkedHow the territory mapping technique reflects yearly fluctuations in the Collared Flycatcher Ficedula albicollis numbers?
no DOI — not checkedStudies on morphology of Clethrionomys glareolus glareolus Schreb
no DOI — not checkedNest‐sites of hole‐nesters in a primaeval temperate forest (Białowieża National Park, Poland)
no DOI — not checkedEcology and behaviour of White‐backed Woodpecker (Dendrocopos leucotos) in a primaeval temperate forest (Białowieża National Park, Poland)
no DOI — not checkedNatural nest sites of Marsh Tit (Parus palustris) in a primaeval forest (Białowieża National Park, Poland)
no DOI — not checkedTiming and synchronisation of breeding in a Marsh Tit Parus palustris population from a primaeval forest
no DOI — not checkedWesołowski T.2001.Ground checks – an efficient and reliable method to monitor holes’ fate.Ornis Fenn.78:193–197.
no DOI — not checkedOrnithologische Untersuchungen im Urwald von Białowieża – eine Übersicht
no DOI — not checkedWhy low numbers of Parus major. Białowieża Forest – removal experiments
checked 2026-07-22 — re-checked daily as this page is visited;
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