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 press. It resumed the title "Le Canard enchaîné" in 1920. The title also conveys a double meaning, "canard" being a possible salacious rumour or whisper and "enchaîné" simply meaning linked, hence "the inside whisper". It continued to publish and grow in popularity and influence until it was forced to suspend publication during the German occupation of France in 1940. After the liberation of France, it resumed publication. It changed to its eight-page format in the 1960s. Many of the "Canard"'s early contributors were members of the Communist and Socialist parties, but it shed its alignment with those groups in