Bullfrog of India is (a) Rana tigrina (b) R. sylvatica (c) R. ecutesbeiana (d) R. esculenta.
Option A The common Indian bull frog Rana tigrina lives in or near permanent freshwater lakes, ponds and streams. It is in the water most of the time. It lives near water mainly for two reasons : (i) To keep skin moist to carry on cutaneous respiration, and (ii) To immediately jump or slip into water to escape from enemies.
