Birds | 2 | |
Ocean / Sea | 2 |
Ice / Snow Change | 2 | |
Deformity / Disease / Injury | 1 | |
Death / Die-off / Decline | 1 | |
Unusual Range / Sighting | 1 | |
Seasonal Timing | 1 | |
Pathogen | 1 |
2 | 1 | 1 |
|
|
|
2 | 1 | 1 |
|
|
|
SPRING | 2 | |
FALL | 1 |