Assertion: booby's chick | /r/HasProperty | old
Facets:
Source sentences:
text: Blue-footed booby parents share the responsibility of rearing young until the chicks are old enough to be on their own.
text: Once the chicks are old enough to leave the nest, they rarely travel far.
text: Once the eggs have hatched, both parents continue to share responsibilities of feeding and brooding (protecting the chicks from exposure to heat and cold), but once the chicks are old enough to be independent and if food supplies are plentiful, the female will leave the male to carry out further parenting