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- Leptoptilos javanicus
110-120 cm (43¼-47¼ in)
- Slaty blue-black upperparts and wings in breeding season
- White belly and undertail
- Bare head and neck
- Long and thick bill
Juveniles are a duller version of the adult.
Mangrove forest, tidal estuary, large rivers and lakes inside well wooded regions, grasslands, crop fields.
They are colonial tree nesters, sometimes in mixed species. They build a stick nest.
Diet consists primarily of fish, such as skippers; also frogs, large insects, young birds, lizards and rodents. They will also eat carrion, which is probably why they have a bare head and neck.
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- Handbook of the Birds of the World Alive (retrieved August 2015)
- Website of Everything
- BirdForum Opus contributors. (2021) Lesser Adjutant. In: BirdForum, the forum for wild birds and birding. Retrieved 27 January 2021 from https://www.birdforum.net/wiki/Lesser_Adjutant