|Flora and Fauna of Basti|
In the former days a large part of the district was covered with forest of sal and other trees, but since then most of it has been cleared and brought under the plough . Though the district is no longer rich in timber, it can still be described as well-wooded, owing to the numerous clumps of mango (Mangitera indica), mahua (Madhuca longifolia), sal (Sorea robusta), and bamboo (Bambusa arundinacea).
Plantations of fast growing species such as bamboo, Eucalyptus (Eucalyptus teritrornis), mango and shisham (Dalbergia sissoo) have been raised in the district.
Wild Animals:- The wild animals which are found in this district include the nilgai (Boselaphus tragocamelus), antelok (Anelok cervicapra), pig (Sus scrofa), wolf (Canis lupus), jackal (Conis aureus), fox (Vulpes bengalensis), hare (Lepus ruficandatus), monkey (Macaca mulatta), wild cat (felis bengalensis) and the porcupine (Hystric leucura) .
Birds:- birds of the district include the usual varieties found throughout the plains. Among them mention may be made of the peafowl(pavo cristatus), the black partridge (frencolinus francolinus) and the gray partridge(francalinus pondicervanus). Basti is famous for the number and variety of water fowls which visit it during the winter season. The goose (Anser anser), comon teal (Anas crecca), red-cristed pochard duck(netta rufina), white-eyed pochard (aythya rufa) and widgeon (mareca penelope) visit the district only in winter and inhabit the fringes of rivers lakes and swamps.
Reptiles:- Snakes are common in the district especially in the rural areas, the chief being the Cobra (Naja Naja), karait (Bungarus caeruleus), and rat-snake (ptyas mucosus). Indian crocodile or naka (Crocodilus pulustris), and the ghariyal (gavialis gangeticus) are also found in the river Ghaghra.
Fish:- Fish of almost all the varieties that occur elsewhere in the state are found in the rivers, lakes and ponds of the district, the common species being rohu (lebeo rohita), bhakur (Catla catla), nain (Cirrhina mrigala), parhin (Wallagonia attu), krunch (lebeo calbasu), tengan (Mystus seenghla) and etc.