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2
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örvös lúd
Branta bernicla -
Bernache cravant
adult
adult plum. post breeding
adult
First year
adult plum. post breeding
adult
adult
adult
First year
First year
First year
First year
adult
adult
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juvenile
adult plum. post breeding
adult
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adult
adult plum. breeding
adult
adult
adult
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adult
Second
adult
