Plaintive Cuckoo 八声杜鹃

Common resident
Known to brood parasite on Ashy Tailorbirds in Singapore.
Found in Forest, forest edge, mangroves, parks and gardens in Central Catchment Forest, Dairy Farm Nature Park, Bukit Timah Nature Reserve, Chinese/Japanese Gardens, Lorong Halus, Punggol Barat, Jurong Eco Garden, Tampines Eco Green, Pasir Ris Park, Neo Tiew Lane 2, Tuas South and Pulau Ubin.