Duckbill
# 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
