Assertion: petrel's egg | /r/HasProperty | incubated by parent
Facets:
value: a few days
type: TEMPORAL
value: as in their relatives
type: OTHER
Source sentences:
text: A single whitish egg is incubated by both parents, which come and go by night and so are rarely seen by man and other potential predators.
text: Just as in their relatives, the egg was incubated a few days by either parent, after which the other took over, the relieved bird taking to the sea to feed itself for the next incubation stint.
text: The eggs are incubated by both parents for 38–50 days, the longer periods arising when the eggs have become chilled through adult absence.
text: Eggs are incubated by both parents and take 53–55 days to hatch.
text: The egg is incubated by both parents for 49 days.
text: The egg is incubated by both parents for 49 days.
text: The single white egg is incubated by both parents, who also share care of the chick.
text: As in all Procellariiformes, a single egg is laid and is incubated by both parents.
text: just as in their relatives, the egg was incubated a few days by either parent, after which the other took over, the relieved bird taking to the sea to satiate themselves for the next incubation stint.