Ecological marvels

The darter, a tropical waterbird, and the terrapin, at the Bharatpur Bird Sanctuary.

The sambar, at Bharatpur.

The common coot (Fulica atra), a member of the bird family the Rallidae, at Bharatpur.

Freshwater crocodile at the Ranganathittu Bird Sanctuary in Karnataka.

The river tern (Sterna aurantia) of the family Laridae, at Ranganathittu.

The Asian Openbill (Anastomus oscitans) of the stork family Ciconiidae, at Ranganathittu

The lesser adjutant (Leptoptilos javanicus), a wading bird in the stork family Ciconiidae, with a water snake, at Ranganathittu.

The Eurasian spoonbill (Platalea leucorodia) of the family Threskiornithidae, at Ranganathittu.

A flock of Eurasian spoonbills at Ranganathittu.

The spot-billed pelican (Pelecanus philippensis) of the Pelecanidae family, Ranganathittu.

The greater flamingo (Phoenicopterus roseus) of the family Phoenicopteridae, at Ahmedabad, Gujarat.

Fishing from a coracle at dawn, at Hesaraghatta lake, Bengaluru.

Wetland frogs (Euphlyctis cyanophlyctis), the Dicroglossidae family, Coimbatore, Tamil Nadu.

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Waders in the mist, at the Bharatpur Bird Sanctuary in Rajasthan. It is a man-made wetland that is now a Unesco World Heritage Site and home to a breathtaking avifaunal diversity.