Birds | 6 | |
Ocean / Sea | 1 |
Death / Die-off / Decline | 4 | |
Deformity / Disease / Injury | 1 | |
Pollution | 1 | |
Unusual Range / Sighting | 1 | |
Pathogen | 1 |
1 | 2 | 1 | 1 |
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1 | 1 | 2 | 1 |
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SUMMER | 2 | |
WINTER | 1 |