title: Duckbill
text: # Duckbill
  
  Duckbill may refer to:
  
  * Platypus, Ornithorhynchus anatinus
  * Duckbill dinosaurs, family Hadrosauridae
  * Duckbill fishes, family Percophidae
  * Duckbill eels, family Nettastomatidae
  * Duckbill choke, a shotgun accessory
  * Duckbill valve, a valve used to prevent back flow
  * Duckbill (rock formation), Oregon
  * Duckbill mask
  