The wreathed hornbill's range is in the forested hills of India, Burma, Thailand, Indochina, Malaya, Sumatra, Java, and Borneo. Populations are decreasing due to forest destruction which eliminates nesting sites. The diet consists mainly of jungle fruits and therefore they have the important job of dispersing tree seedlings. During the breeding season, the male feeds the female and chicks animals such as bats, reptiles, frogs, crabs and insects. Sexual Maturity Reaches sexual maturity at about six years.
Males take no part in the rearing of young.
They are weaned at about five months, but stay with their mother until they are about a year old or until the next litter is about to be born.