Assertion: chickadee's foot | /r/HasProperty | 0.3 to 3.0 meters
Facets:
Source sentences:
text: The chickadees nest in the cavities of rotted birch or pine trees that are usually 1 to 10 feet (0.3 to 3.0 meters) off the ground, often with both males and females digging their own hole but sometimes using natural holes or abandoned woodpecker holes.