Search for: [Subject and Keywords = birds] OR [Subject and Keywords = hole nesters] OR [Subject and Keywords = hole\-nesting birds] OR [Subject and Keywords = wintering] OR [Subject and Keywords = Denmark] OR [Subject and Keywords = Zealand] OR [Subject and Keywords = abundance of birds] OR [Subject and Keywords = foraging of birds] OR [Subject and Keywords = dead wood] OR [Subject and Keywords = forest microhabitats] OR [Subject and Keywords = natural forest] OR [Subject and Keywords = Aves] OR [Subject and Keywords = Dziuplaki \-\- zimowanie \-\- Dania \-\- Zelandia \(wyspa\) \[KABA\]] OR [Subject and Keywords = częstość występowania] OR [Subject and Keywords = lasy naturalne] OR [Subject and Keywords = lasy zagospodarowane] OR [Subject and Keywords = ptaki] OR [Subject and Keywords = Aves] OR [Title = Winter abundance of hole\-nesting birds in natural and managed woods of Zealand \(Denmark\)] OR [Title = Winter abundance of hole\-nesting birds in natural and managed woods of Zealand \(Denmark\)] OR [Creator = Bursell, Jens] OR [Creator = Bursell, Jens]

Number of results: 870

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The abundance of tree holes and their utilization by hole-nesting birds in a primeval boreal forest of Mongolia

Bai, Mei-Ling (1975– ) Wichmann, Frank Mühlenberg, Michael (1944– )

2003

Journal/Article

Analysis of recoveries of same species sugroups with similar potential recovery rates

Jenni, Lukas

1987

Journal/Article

Recent progress of Danish Bird Census Work

Jørgensen, Ole Have

1974

Journal/Article

Nest-site characteristics of hole-nesting birds in a primeval boreal forest of Mongolia

Bai, Mei-Ling (1975– ) Wichmann, Frank. Mühlenberg, Michael (1944– ) Polska Akademia Nauk. Muzeum i Instytut Zoologii.

2005

Journal/Article

Nest tree utilization by the malabar grey hornbill Ocyceros griseus in the semi-evergreen forest of Mudumalai Wildlife Sanctuary (S India)

Maheswaran, Balaraman Balasubramanian, Paramasivam

2003

Journal/Article

On the abundance of magpie Pica pica during breeding and winter season in Berlin

Witt, Klaus

1997

Journal/Article

Ptaki naszych gór

Domaniewski, Janusz (1891–1954)

1930

Book/Chapter

Variability of egg-size of some species of the forest birds

Gromadzki, Maciej

1966

Journal/Article

Badania rytmu dziennego pewnych gatunków ptaków wodnych

Dobrowolski, Kazimierz A.

1959

Journal/Article

Ornithologie du Pérou. T. 3

Taczanowski, Władysław (1819–1890)

1886

Text

Comparative bird demogrphy : Methods, data and preliminary results

Lebreton, Jean-Dominique (1950– )

1987

Journal/Article

Winter avifauna of urban parks and cementeries in Lublin (SE Poland)

Biaduń, Waldemar

1994

Journal/Article

Results of IPA-censuses on Danish farmland

Jørgensen, Ole Have

1974

Journal/Article

Activity patterns of the mute swan Cygnus olor wintering in rural and urban areas : a comparison

Józkowicz, Alicja (1967– ) Górska-Kłęk, Lucyna

1996

Journal/Article

Wpływ obszarów zadrzewionych na awifaunę terenów otwartych i związane z tym zagadnienia adaptacji populacyjnych

Pinowski, Jan

1954

Journal/Article

Ornithologie du Pérou. T. 2

Taczanowski, Władysław (1819–1890)

1884

Ornithologie du Pérou. T. 1

Taczanowski, Władysław (1819–1890)

1884

Ptaki Dublan (Ukraińska SRR)

Miczyński, Kazimierz (1899–1956)

1962

Journal/Article

Location of bird nests in vertical metal pipes in suburban built-up area of Warsaw

Lesiński, Grzegorz

2000

Journal/Article

A review of winter bird population studies in Canada

Erskine, Anthony J. (1931– )

1974

Journal/Article

Życie intymne ptaków

Stempniewicz, Lech

1989

Journal/Article

Winter roosting of Rooks Corvus frugilegus in Wrocław

Jadczyk Piotr Józef

1994

Journal/Article

Zgrupowania ptaków lęgowych w dolinie Narwi

Lewartowski, Zenon Piotrowska, Małgorzata

1987

Journal/Article

Ptaki : 97 rysunków kolorowych. Z. 1

[ca 1926]

Z życia ptaków

Brehm, Alfred Edmund (1829–1884)

1927

Book/Chapter

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Number of results: 870

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