Assertion: hummingbird's size | /r/CapableOf | add another 6 - 7 inches
Facets:
Source sentences:
text: Size: Red-billed Streamertails measure about 3.25 - 3.5 inches (9 - 10 cm) in length; the long tail feathers of the males (streamers) add another 6 - 7 inches (15 - 18 cm).