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North-eastern Slovenia
1
Slovenia
1
Slovenija
1
Sterna hirundo
1
birds
1
clutch size
1
common tern
1
eggs size
1
first spring arrival
1
info:eu-repo/classification/udc/598.8(497.4)
1
navadna čigra
1
prvi pomladanski prihod
1
ptice
1
severovzhodna Slovenija
velikost jajc
1
velikost legla
čigre
1
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