Birds | 8 | |
Ocean / Sea | 5 | |
Marine Mammals | 3 | |
Fish | 2 | |
Invertebrates | 1 | |
Land Mammals | 1 | |
Surface Waters / Wetlands | 1 |
Death / Die-off / Decline | 14 | |
Deformity / Disease / Injury | 4 | |
Physical or Chemical Change | 1 | |
Extreme Temperature | 1 | |
Parasite | 1 | |
Pathogen | 1 |
6 | 2 | 5 | 1 |
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1 | 2 | 2 | 1 | 4 | 1 | 3 |
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FALL | 5 | |
SUMMER | 3 | |
WINTER | 3 | |
SPRING | 1 |
United States | 6 | |
Russia | 2 | |
Falkland Islands | 1 | |
United Kingdom | 1 |