What is another word for preen gland?
Pronunciation: [pɹˈiːn ɡlˈand] (IPA) 
The preen gland, located at the base of a bird's tail, produces an oil that the bird spreads over its feathers during preening to keep them healthy, flexible, and waterproof. This essential gland is also known by several other names, such as the oil gland, uropygial gland, or preening gland. These synonyms refer to the same gland in different animal species, from birds to reptiles. The term uropygial gland comes from the Greek words 'oura' (tail) and 'puge' (rump), referring to the gland's location. No matter what name it goes by, the preen gland plays a vital role in keeping birds and other animals healthy and comfortable.
