Common Emerald Dove

The common emerald dove, also called the Asian or grey-capped emerald dove, green dove or green-winged pigeon, is a widespread resident breeding pigeon of the tropical and subtropical parts of the Indian subcontinent and Southeast Asia. It is the state bird of the Indian state of Tamil Nadu. Six subspecies are recognised. The cached account gives mainly taxonomy, so no description or behaviour is given (Wikipedia, general species account).