Cul de canard Cul de canard Cul de canard (CDC) (French for "duck bottom") are the feathers from the back of a duck directly around the preen gland (uropygial gland); they are very buoyant due to preen oil produced by the preen gland. They are used when tying dry flies for fly fishing. They owe their buoyancy to their proximity to the ducks preen gland which secretes an oil distributed by the duck as a cleaning and waterproofing measure. It is unnecessary for the angler to add additional oil by way of floatant. Flies incorporating CDC are easy to dress requiring no floatant
Le Canard enchaîné the 1920s. Its current owners are not tied to any political or economic group. It now avoids any political alignment, and has gained a reputation for publishing incriminating stories and criticizing any political party with no preference. It is also fairly anti-clerical and lampoons the nobility. The "Canard" does not accept any advertisements. In the 1920s, it used to advertise for free "Le Crapouillot", another satirical magazine created by Jean Galtier-Boissière, a friend of Maurice Maréchal. Similarly, "Le Crapouillot" carried free advertisements for the "Canard". Relations between the two magazines soured during the Spanish Civil War as Maréchal supported the