uropygial

Example:The uropygial gland plays a crucial role in the feather maintenance of various bird species.

Definition:A specialized oil gland in birds located at the base of the tail that produces preen oil, used for waterproofing and grooming their feathers.

Example:Researchers observed that the uropygial secretion is rich in lipids, aiding in the water-resistant properties of birds' feathers.

Definition:The preen oil produced by the uropygial gland in birds, which is used for waterproofing and grooming feathers.

Example:Many birds possess a preen gland to meticulously clean and maintain their feathers.

Definition:A type of uropygial gland that produces preen oil; used for grooming and maintaining feathers.