Add captionNEW DELHI :::HTNEWS:::: 29April2012:::::Pelicans swim and feeding fish in a pond during the hot weather  at Delhi Zoo on Sunday morning . The zoo, spread over an area of 214 acres, has more than 2,000 animal and bird species, including pelicans, from all over the world. HT PHOTO BY RAJ K RAJ

NEW DELHI :::HTNEWS:::: 29April2012:::::Pelicans swim and feeding fish in a pond during the hot weather  at Delhi Zoo on Sunday morning . The zoo, spread over an area of 214 acres, has more than 2,000 animal and bird species, including pelicans, from all over the world. HT PHOTO BY RAJ K RAJ

Add capNEW DELHI :::HTNEWS:::: 29April2012:::::Pelicans swim and feeding fish in a pond during the hot weather  at Delhi Zoo on Sunday morning . The zoo, spread over an area of 214 acres, has more than 2,000 animal and bird species, including pelicans, from all over the world. HT PHOTO BY RAJ K RAJ