title: Preen
text: # Preen
  
  Preen may refer to:
  
  ## Birds
  
  * Preening, personal grooming of a bird's feathers especially by using its beak
  * Preen gland, also called the uropygial gland, an oil gland found in many bird species
  * Preen oil, an oil made by the uropygial gland found in many bird species
  
  ## Products
  
  * Preen, a trade name for trifluralin
  
  ## Surname
  
  * Garyn Preen (born 1991), Welsh footballer
  * Alan Preen (born 1935), former sportsman who played Australian rules football
  