Today 120 species of birds nest at Keoladeo and the heron is believed to be the best in the world. Several more species are migratory visitors journeying to the park in the winters from distances as far as Siberia.
The most famous of the winter migrants is the greatly endangered Siberian crane though its numbers have reduced drastically from a few hundredsa few decades ago to barely a few birds now.
Motorised vehicles are not encouraged inside the parkand visitors navigate the narrow paths in between artifically created lakeson bicycles, cycle rikshaws or on foot. The observe the close quarters of birdlife from boats also.
Painted storks easily identifiable by their long pink legs can be seen nesting on tree tops. The entire park is a medley of sounds, fluttering wings, etc offers great view in the mornings. Spoonbills and ibises, geese and ducks, cranes, herons and egrets, storks, pelicans, flamingoes, cormorants and darters, kingfishers, blue jays, shrikes, orioles, paradise flycatchers, parakeets, eagles and harriers can be seen here.
In the years the shortage of water and poaching as effected the park a bit but still it has been able to sustain its variety of wildlife also adding in mammals and reptiles which incluse the wild boar, deers like the cheetal, black buck and nilgai, mongoose, otters, jackals, fox, hyena, hare, porcupine, the rock python, leopard, jungle cat and the fishing cat.