Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
RMJ77CY0Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
Dhaka, Bangladesh. 23rd May, 2017. Former Sri Lankan President Chandrika Kumaratunga speaks at a seminar in BIIS Auditorium, Dhaka, Bangladesh, May 23, 2017. Credit: Suvra Kanti Das/ZUMA Wire/Alamy Live News
RMJ77EYEDhaka, Bangladesh. 23rd May, 2017. Former Sri Lankan President Chandrika Kumaratunga speaks at a seminar in BIIS Auditorium, Dhaka, Bangladesh, May 23, 2017. Credit: Suvra Kanti Das/ZUMA Wire/Alamy Live News
Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
RMJ77E88Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
RMJ77CW1Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
RMJ77E8TDhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
RMJ77CY4Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
RMJ77E8RDhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
RMJ77CY1Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
RMJ77E91Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
RMJ77CY3Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
RMJ77E8ADhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
RMJ77CW0Dhaka, Bangladesh. 23rd May, 2017. A Purple Sunbird drinks nectar from flowers at Ramana park in Dhaka, Bangladesh, May 23, 2017. The purple sunbird (Cinnyris asiaticus) is a small sunbird. Like other sunbirds they feed mainly on nectar, although they will also take insects, especially when feeding young. They have a fast and direct flight and can take nectar by hovering like a hummingbird but often perch at the base of flowers. Credit: SK Hasan Ali/Alamy Live News
Dhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News
RMJ77E8JDhaka, Bangladesh. 22nd May, 2017. DHAKA, BANGLADESH - MAY 23 : School children taking their class in open place under tree during heat weather in Dhaka, Bangladesh on May 23, 2017.Temperature in Dhaka reached 38 degrees Celsius on 23rd May. Credit: Zakir Hossain Chowdhury/ZUMA Wire/Alamy Live News