Assertion: brood's egg | /r/HasProperty | laid in nests of other birds
Facets:
Source sentences:
text: All eggs are laid in nests of other birds.
text: a form of social parasitism practiced by certain birds, as cuckoos and cowbirds, in which eggs are laid in the nests of other birds, causing them to be hatched and the young reared by the hosts, often at the cost of the hosts' own young.