The Oriental dwarf kingfisher (Ceyx erithaca)

The Oriental dwarf kingfisher, also known as the black-backed kingfisher or three-toed kingfisher, is a species of bird in the family Alcedinidae. A widespread resident of lowland forest, it is endemic across much of the Indian subcontinent and Southeast Asia. It is found in Bangladesh, Bhutan, Brunei, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Singapore, Sri Lanka, and Thailand.