Assertion: kingfisher's burrow | /r/HasProperty | as long as 3 to 4 m.
Facets:
Source sentences:
text: Kingfishers excavate their burrows in earthen banks, forming a tunnel that averages 1 to 2 m in length, although some burrows may be as long as 3 to 4 m. The burrow entrance is usually 30 to 90 cm from the top of the bank and at least 1.5 m from the base.