Nilgiri Tahr , Nilgiritragus hylocrius , known locally as the
Nilgiri Ibex or simply
Ibex , is an ungulate that is endemic to the Nilgiri Hills and the southern portion of the Western Ghats in the states of Tamil Nadu and Kerala in Southern India . It is the state animal of Tamil Nadu . Despite its local name, it is more closely related to the sheep of the Ovis genus than the Ibex and wild goats of the Capra genus.