A bird flies over a rice field in Bulacan Province, the Philippines, on March 3, 2026. (Xinhua/Rouelle Umali)

Whiskered terns are seen at a rice field in Bulacan Province, the Philippines, on March 3, 2026. (Xinhua/Rouelle Umali)

Birds fly over a rice field in Bulacan Province, the Philippines, on March 3, 2026. (Xinhua/Rouelle Umali)

A whiskered tern is seen at a rice field in Bulacan Province, the Philippines, on March 3, 2026. (Xinhua/Rouelle Umali)

Whiskered terns are seen at a rice field in Bulacan Province, the Philippines, on March 3, 2026. (Xinhua/Rouelle Umali)

Whiskered terns are seen at a rice field in Bulacan Province, the Philippines, on March 3, 2026. (Xinhua/Rouelle Umali)