Mystery Singing Bird is a Yellow-billed Cuckoo

Red-billed Ground-Cuckoo - Neomorphus pucheranii - Birds of the World

Our Tropical Yellow-billed Cuckoo Friend (Rain Crow)

Yellow-billed cuckoo - Wikipedia

Yellow-billed Cuckoo Sounds, All About Birds, Cornell Lab of Ornithology

Parasitic nest-stealing cuckoo bird lands in Australia for breeding

Yellow-billed Cuckoo - eBird

Dennis: Keep an eye out for these cuckoos that eat gypsy moth caterpillars

Yellow-billed Cuckoo Song! Call! Sound! Singing! - Cuclillo Piquigualdo Canto - Coccyzus Americanus

When Caterpillars Move In, the Yellow-Billed Cuckoo Feasts - The New York Times

Maine's Mysterious Cuckoos

media./nas_birdapi/yellow-billed-cuckoo

What Is Brood Parasitism in Birds?

Sounds and Vocal Behavior - Black-billed Cuckoo - Coccyzus erythropthalmus - Birds of the World

A cuckoo causing confusion and consternation, delight and distress….