Why Not Brood Parasites?
10,000 Birds
JULY 20, 2012
But the honeyguides, indigobirds, and a single species of duck all do the classic cuckoo strategy (obligate interspecific brood parasitism) as well. This behavior is most common in colony nesters, since popping next door to drop off an egg is a lot easier than hunting down another nest through acres of forest or grassland.
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