Manas River tiger, elephant, gaur ("Bos gaurus"), four rare species of golden langur ("Trachypithecus geei"), pygmy hog ("Sus salvanius"), hispid hare ("Caprolagus hispidus"), greater one-horned rhinoceros ("Rhinoceros unicornis") and wild Asiatic water buffalo ("Bubalus arnee"). There are 362 species of birds, out of which four species of hornbills (rufous-necked, wreathed, pied and great Indian) have been recorded. Apart from the Ganges river dolphin ("Platanista gangetica") other aquan species identified in the river are the deep bodied mahseer ("Tor tor"), golden mahseer ("Tor putitora"), and chocolate mahseer or katle ("Acrossocheilus hexangonolepis"). Five thousand people live within the park limits in several villages. Tigers,
Asystasia gangetica that use "A. g. micrantha" as a larval foodplant; "Junonia oenone", "Junonia hierta", "Junonia natalica", "Junonia terea", "Protogoniomorpha parhassus", "Hypolimnas misippus" and "Microplexia costimaculalis". The vigorous growth of "A. g. micrantha" in tropical regions makes it a weed which can smother certain indigenous vegetation where it has been introduced. Asystasia gangetica Asystasia gangetica is a species of plant in the Acanthaceae family. It is commonly known as the Chinese violet, coromandel or creeping foxglove. In South Africa this plant may simply be called asystasia. This plant is a spreading herb or groundcover, reaching 600 mm in height or up to