Common name : Uluk
Scientific name : Hoolock hoolock
Family : Hylobatidae
Native to : North-Eastern India, Bangladesh and Myanmar
Interesting fact : They are the second-largest gibbons
Conservation status : Endangered
Males have black fur with white brows and females have grey-brown fur that is darker at the chest and neck. They have white rings around their eyes and mouths. Their diet consists of fruits, insects and leaves. The female gives birth to one offspring every 2-3 years after seven months’ gestation.