The Philippine duck (Anas luzonica) is a large dabbling duck of the genus Anas. Its native name is papan or patong gubat which translates to "forest duck" in Filipinos. It is the only endemic duck in the Philippines but has been recorded as a vagrant in Taiwan and Japan. Its habitat in a wide variety of wetlands from mountain lakes, marshes, small pools, streams, rivers, salt pans and even coastal waters where it feeds on shrimp, fish, insects and plant matter. This species has declined considerably since the 1960s because of hunting and habitat loss and is now listed as a Vulnerable species.

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