Family · Passeridae · Passeriformes
Old World Sparrows Population Trends
2 species tracked, ordered by long-term trend. Steepest declines first.
| History | ||||
|---|---|---|---|---|
| House Sparrow | Generalists | -82% | 1968 | |
| Eurasian Tree Sparrow | Generalists | +589% | 1969 |
2 species tracked, ordered by long-term trend. Steepest declines first.
| History | ||||
|---|---|---|---|---|
| House Sparrow | Generalists | -82% | 1968 | |
| Eurasian Tree Sparrow | Generalists | +589% | 1969 |