American Tree Sparrow Spizella arborea
| Order & Family | Description | Clutch Size | Egg Size |
| Passeriformes
Emberizidae |
Subelliptical to short subelliptical, smooth and glossy. Colour is pale blue to green with reddish-brown or purple speckles, spots and blotches. | 3-5 eggs | 19 x 14 mm |
Breeding Status
| Boreal Forest |
 |
Confirmed | Canadian Shield |
 |
||
| Rocky Mountain |
 |
Observed | Parkland |
 |
Observed | |
| Foothills |
 |
Observed | Grassland |
 |
Observed |
