The Great Barbet, Megalaima virens, is an Asian barbet

Megalaimidae

A family of birds comprising the Asian barbets, the Megalaimidae were once united with all other barbets in the Capitonidae but they have turned out to be distinct...

. Barbets are a group of near passerine

Near passerine

Near passerine or higher land-bird assemblage are terms often given to arboreal birds or those most often believed to be related to the true passerines due to ecological similarities; the group corresponds to some extent with the Anomalogonatae of Garrod All near passerines are land birds...

 bird

Bird

Birds are feathered, winged, bipedal, endothermic , egg-laying, vertebrate animals. Around 10,000 living species and 188 families makes them the most speciose class of tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Extant birds range in size from...

s with a worldwide tropical distribution. They get their name from the bristles which fringe their heavy bills.

The Great Barbet is a resident breeder in the hills from Pakistan

Pakistan

Pakistan , officially the Islamic Republic of Pakistan is a sovereign state in South Asia. It has a coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by Afghanistan and Iran in the west, India in the east and China in the far northeast. In the north, Tajikistan...

 east to southern China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

 and Laos

Laos

Laos Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ Sathalanalat Paxathipatai Paxaxon Lao, officially the Lao People's Democratic Republic, is a landlocked country in Southeast Asia, bordered by Burma and China to the northwest, Vietnam to the east, Cambodia to the south and Thailand to the west...

. It is a species of broadleaf evergreen woodlands at 600-2,565 m altitude. It nests in a tree hole.

This is the largest barbet at 31 – in length and a weight of 192–295 g (6.8–10.4 oz). It is a plump bird, with a short neck, large head and short tail.

The adult has a blue head, large yellow bill, brown back and breast, green-streaked yellow belly and red vent. The rest of the plumage

Feather

Feathers are one of the epidermal growths that form the distinctive outer covering, or plumage, on birds and some non-avian theropod dinosaurs. They are considered the most complex integumentary structures found in vertebrates, and indeed a premier example of a complex evolutionary novelty. They...

is green. Both sexes and immature birds are similar.

The male's territorial call is a very loud kay-oh. The alarm is a harsh keeab, and another call is a repetitive piou-piou-piou-piou.