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.
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- brood bitch,
- brood bud,
- brood parasite,
- brood pouch,
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019