Flicking its tail while perching on a small twig on top of a tree, the Black-crested Bulbul Rubigula flaviventris was inside the National Park of Thailand

blackcrested bulbul rubigula flaviventris bird crest animal tree leaves sky twigs yellow black red forest national park rainforest woodlands deciduous montane feathers tail flicking nature tropical wildlife natural bill asia southeast asia thailand passerine birds bulbul vanga foothills lowlands open forests decreasing terrestial animals