Assertion: brood's egg | /r/HasProperty | incubated by male and female parents
Facets:
value: e.g. pigeons
type: OTHER
value: in many families of birds
type: LOCATION
Source sentences:
text: In wild birds, egg incubation is a normal and essential phase in the process of reproduction, and in many families of birds, e.g. pigeons, the eggs are incubated by both male and female parents.