Cuckoo: Cheating by Nature

Nick Davies (Cuckoos, Cowbirds and Other Cheats), professor of behavioral ecology at Cambridge, knows that science today is more likely to depend on DNA analysis than stomping about in a field with a notebook. However, when Davies decided to study the cuckoo bird, he knew more traditional methods were in order, and so he observed wild cuckoos in a marshy area known as Wicken Fen.

In England, the beginning of spring is marked by the first call of the cuckoo bird. Newly returned from wintering in Africa, the cuckoos and other migratory species set about the business of reproduction, but while the other birds build their nests and raise their young, the cuckoo cheats. It lays its eggs in the nests of other species, and when the cuckoo chick hatches, it ejects the hosts' eggs or hatchlings. Then, as an only child, the chick ensures that the host parents will lavish all their attention on it, and the con is complete. Just how exactly does the cuckoo get away with it?

Davies's obvious adoration for his feathered subjects can hook even the most casual of readers, whether or not experimental methodology usually grabs their attention. Written in a series of essays, each addressing a different facet of the cuckoo's life or exploring a question about the bird's behavior, the account skillfully pulls together poetry and lore about the cuckoo, scientific theories from ancient history to modernity and Davies's own experiments and conclusions. Tidy as a woven nest and filled with genuine love for the English countryside, Davies's exposé of the bird world's trickiest customer will astound. --Jaclyn Fulwood, blogger at Infinite Reads

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