The Lesser Adjutant tends to be widely dispersed and is very local.

Black-necked Stork and Lesser Adjutant are the rare birds that can be seen in the park.

The Lesser Adjutant stalks around wetlands feeding mainly on fish, frogs, reptiles and large invertebrates.

The Lesser Adjutant, like most of its relatives, feeds mainly on frogs and large insects, but also small birds, reptiles and rodents.

In recent time the Vulnerable species Lesser Adjutant and Indian Skimmer have been spotted at the sanctuary.

The rare species Lesser Adjutant Leptoptilos javanicus and variety of other species inhabit the floodplains.

Large water birds such as Spot-billed Pelican and Lesser Adjutant visit the Kaudulla tank.

These include the IUCN-listed vulnerable species, such as the Lesser Adjutant Stork.

The Lesser Adjutant (Leptoptilos javanicus) is a large wading bird in the stork family Ciconiidae.

Its genus includes the Lesser Adjutant of Asia and the Marabou Stork of Africa.

Batu Pahat is a sanctuary for the endangered Lesser Adjutant Stork (Leptoptilos javanicus).

The Lesser Adjutant, Spot-billed Pelican and Red-faced Malkoha are some of the park's resident birds.

The Minneriya reservoir is an important habitat for large water birds such as Lesser Adjutant, Painted Stork, and Spot-billed Pelican.

Lesser Adjutant, Yellow-fronted Barbet, and Sri Lanka Spurfowl are the species that visit the reservoirs and streams of the national park.

The more than 250 bird species include the Chinese Egret, Lesser Adjutant Stork, many species of Kingfisher and White-winged Wood Duck.

Rare migratory storks and cranes are also seen wintering in the park (Lesser Adjutant, Greater Adjutant, Black-necked Stork, Asian Openbill).

Rare species such as Black-necked Stork, Lesser Adjutant, Eurasian Spoonbill, and Great Thick-knee are breeding inhabitants of the Kumana villu.

White-rumped Vulture, Slender-billed Vulture, Lesser Adjutant, Grey-headed Fish Eagle, Darter and Rufous-rumped Grassbird are breeding residents.

Black-necked Stork Ephippiorhynchus asiaticus, Lesser Adjutant Leptoptilos javanicus and Eurasian Coot Fulica atra are rare birds inhabit in the national park.

Among the other 405 species of bird recorded in the park, are the Storm's Stork, Woolly-necked Stork, Lesser Adjutant, Crested Fireback, Great Argus and Oriental Darter.

An encounter with a brown-winged Kingfisher, Grey headed Lapwing, Pallas's Fish Eagle, Lesser Adjutant or maybe Mangrove Whistler is always a possibility at the Mangrove trail of Malabar.

They support critically endangered and vulnerable species including Bengal tiger, Smooth-coated otter, Eurasian otter, Swamp deer, Lesser Adjutant stork, Marsh crocodile, Red-crowned roofed turtle and Three-striped roofed turtle.

Most attractive birds are Golden Hooded Oriole, Racket-tailed drongos, Indian Pitta Rufus-Treepie, Lesser Adjutant, Red-headed vulture, cenareous vulture, Indian white-rumped vulture, Egyption vulture, Nightjars and many other species.

The only confusable species in the region is the Lesser Adjutant, which lacks a pouch, prefers wetland habitats, has a lighter grey skull cap, a straighter edge to the upper mandible and lacks the contrast between the grey secondary coverts and the dark wings.

Nine Vulnerable (VU) species (Baikal Teal, Baer's Pochard, Sarus Crane, Sociable Lapwing, Indian Skimmer, Pallas's Fish Eagle, Lesser Adjutant, Bristled Grassbird and Finn's Weaver)

The rare species Lesser Adjutant Leptoptilos javanicus and variety of other species inhabit the floodplains.

The Lesser Adjutant (Leptoptilos javanicus) is a large wading bird in the stork family Ciconiidae.

Batu Pahat is a sanctuary for the endangered Lesser Adjutant Stork (Leptoptilos javanicus).

Black-necked Stork Ephippiorhynchus asiaticus, Lesser Adjutant Leptoptilos javanicus and Eurasian Coot Fulica atra are rare birds inhabit in the national park.