A Red-vented Bulbul Red-vented Bulbul Pictures and Detail ( Click to Tweet ) Red-vented Bulbuls  are common and mostly noisy Bulbul birds. As compared to other varieties of Bulbuls, this variety of Bulbul is more confident and aggressive. Also, check Himalayan Bulbul The scientific name of this Bulbul is Pycnonotus Cafer . These Bulbuls are invasive in nature and they have successfully established in many parts of the world and hostile environments. Download our App Beautiful Indian Birds Love Birds- Pair of  Red-vented Bulbul Red-vented Bulbuls are also social in nature and they love to live in groups. The best way to identify them is the dark red colour on the vent. It is common to see pairs of red-vented bulbul . We can identify male and female Red-vented Bulbuls through their size, colour, and hairs around the head. Male Red-vented bulbuls are bigger in size, they have sharp colours and more hairs around the head and neck. R...