The Red-vented Bulbul

Description:

The Red-vented Bulbul is easily identified by its short crest giving the head a squarish appearance. The body is dark brown with a scaly pattern while the head is darker or black. The rump is white while the vent is red. The black tail is tipped in white. (http://en.wikipedia.org/wiki/Red-vented_...)

Habitat:

It is resident breeder across the Indian Subcontinent, including Sri Lanka extending east to Burma and parts of Tibet. It has been introduced in many other parts of the world and has established itself in the wild on several Pacific islands including Fiji, Samoa, Tonga, and Hawaii. It has also established itself in parts of Dubai, the United Arab Emirates and New Zealand. It is included in the list of the world's 100 worst invasive alien species. (http://en.wikipedia.org/wiki/Red-vented_...)