Most birds spend hours, days, or even weeks painstakingly building their nests. Some birds make nests out of mud, some build nests in trees, and some birds nest on the ground and simply scrape out a ...

Cuckoos are nest parasites. That means they lay eggs in the nests of other birds, which then put the effort into raising the chicks. So you'd think they'd be quiet about it. Yet female cuckoos have a ...

Common Cuckoo Sighting New York This photo provided by Cornell Lab of Ornithology shows a Common Cuckoo on Oct. 24, 2025 in Woods at Cherry Creek Suffolk, N.Y. (Jay McGowan/Cornell Lab of Ornithology ...

Hosts of brood parasites defend their nests against parasitism by aggression and subsequently, if parasitized, by rejection of the parasite egg or nestling. Cuckoos have evolved plumage mimicry with ...

Avian enthusiasts are flocking to New York after a common cuckoo was spotted in the state for the first time ever. The common cuckoo is typically found from Europe to Japan, with the majority of the ...