Diederik cuckoo either "cuprea" (coppery) or "capensis" (of Cape of Good Hope). The English name is an onomatopoeic rendition of its call. Diederik cuckoo The Diederik cuckoo ("Chrysococcyx caprius"), formerly dideric cuckoo or didric cuckoo, and sometimes called Diederik's cuckoo, is a member of the cuckoo order of birds, the Cuculiformes, which also includes the roadrunners and the anis. The diederik cuckoo is a smallish cuckoo at 18 to 20 cm. Adult males are glossy green above with copper-sheened areas on the back and whitish underparts. They have a broken white eye-stripe and a short, green malar stripe. All remiges have three
Cuckoo clock works. It should be noted that Kircher did not invent the cuckoo mechanism, because this book, like his other works, is a compilation of known facts into a handbook for reference purposes. The engraving clearly shows all the elements of a mechanical cuckoo. The bird automatically opens its beak and moves both its wings and tail. Simultaneously, there is heard the whistle—call of the cuckoo, created by two organ pipes, tuned to a minor or major third. There is only one fundamental difference from the Black Forest-type cuckoo mechanism: The functions of Kircher's bird are not governed by a count