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Engel, Jacek
2
Flint, Vladimir Evgen'evič (1924–2004)
2
Sielicki, Janusz
2
Stempniewicz, Lech (1949– )
2
Szulc-Olechowa, Bogumiła (1941– )
2
Vogrin, Milan
2
Wiśniewski, Grzegorz
2
Zawadzka, Dorota
2
Ambrose, Robert E.
1
Antczak, Marcin
1
Ardamackaâ, Tat'âna Borisovna (1927–2011)
1
Balakowicz, Maria
1
Battley, Phil F.
1
Becker, Peter H.
1
Birkenmajer, Krzysztof (1929– )
1
Bonczar, Zbigniew (1951– )
1
Chylarecki, Przemysław
1
Coria, Néstor
1
Cymborowski, Bronisław
1
Cymborowski, Bronisław (1939– )
1
Dańczak, Alicja
1
Dekinga, Anne
1
Dietz, Maurine W.
1
Dmowski, Krzysztof
1
Ellestad, Tim
1
Favero, Marco
1
Galušin, Vladimir Mihajlovič
1
Gils, Jan van
1
González-Solís, Jacob
1
Goszczyński, Jacek
1
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Aves
birds
46
ptaki
41
Poland
21
congresses
21
Duck Hawk
17
Falco peregrinus
17
Falconidae
17
Peregrine Falcon
17
sokołowate
17
birds of prey
10
reintroduction
9
Anatidae
6
Accipitridae
5
endangered species
5
jastrzębiowate
5
kaczkowate
5
Accipiter gentilis
4
Goshawk
4
Laridae
4
Scolopacidae
4
bekasowate
4
breeding biology
4
diet
4
gulls
4
mewy
4
nutrition
4
populations
4
sandpipers
4
Dunlin
3
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Falco peregrinus
17
peregrine falcon
17
Accipiter gentilis
5
Calidris alpina
3
Common tern
3
Dunlin
3
Spitsbergen
3
Sterna hirundo
3
Alle alle
2
Anser fabalis
2
Dovekie
2
Shoveler
2
Somateria mollissima
2
ivory gull
2
little auk
2
Alauda arvensis
1
Anas clypeata
1
Antarc*
1
Antarctica
1
Arctic
1
Aythya marila
1
Black-headed Gull
1
Calidris canutus
1
Cape Petrel
1
Common Eider
1
Daption capense
1
Glaucous Gull
1
Haliaeetus albicilla
1
Hornsund
1
Lanius excubitor
1
see all ...