Gray-headed swamphens are pictured in the suburb of Colombo, Sri Lanka, June 28, 2025. (Photo by Ajith Perera/Xinhua)

An anhinga and some lesser whistling ducks are pictured in the suburb of Colombo, Sri Lanka, June 28, 2025. (Photo by Ajith Perera/Xinhua)

An anhinga and some lesser whistling ducks are pictured in the suburb of Colombo, Sri Lanka, June 28, 2025. (Photo by Ajith Perera/Xinhua)

A gray-headed swamphen is pictured in the suburb of Colombo, Sri Lanka, June 28, 2025. (Photo by Ajith Perera/Xinhua)

An Indian pond heron catches a fish in the suburb of Colombo, Sri Lanka, June 28, 2025. (Photo by Ajith Perera/Xinhua)