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The Asian openbill (Anastomus oscitans) is a bird found in India, Thailand and Sri Lanka. Wetlands and rice fields across South and Southeast Asia. It eats insects and other small invertebrates and reptiles and frogs. The IUCN Red List lists it as Least Concern.

🏡 Where the Asian openbill lives

Wetlands and rice fields across South and Southeast Asia.

🍽️ What it eats

• 🐛 Insects & bugs90%
• 🦎 Reptiles & frogs10%

A rough guide to its diet over a year. Source: EltonTraits (Wilman et al. 2014).

Conservation status

Hear the Asian openbill

Recorded by vir joshi (CC BY-NC-SA 4.0), xeno-canto XC194954. Trimmed to a few seconds.

Questions about the Asian openbill

Where does the Asian openbill live?

The Asian openbill lives in India, Thailand and Sri Lanka. Wetlands and rice fields across South and Southeast Asia.

What does the Asian openbill eat?

insects and other small invertebrates (about 90%), reptiles and frogs (about 10%). These are rough shares of its diet over a year, from the EltonTraits database.

Is the Asian openbill endangered?

There are plenty of these birds. Its IUCN Red List category is Least Concern.

More birds from Asia

• Pallas’s Fish Eagle
• Masked Finfoot
• Okinawa Rail
• Crestless Fireback
• Milky Stork
• Tawitawi Brown Dove

Sources: IUCN Red List (via Wikidata), EltonTraits 1.0 (Wilman et al. 2014), GBIF sightings for countries, Wikipedia. Last updated 2026-10-19.