Scientific Name: Accipiter trivirgatus
Malay Name: Helang-Sewah Besar Berjambul
Chinese Name: 凤头鹰
Found from India, Nepal, Bhutan, Sri Lanka, southern China to Southeast Asia
Polytypic. Subspecies are: indicus, formosae, peninsulae, layardi, trivirgatus, niasensis, javanicus, microstictus, palawanus, castroi, extimus
Local Subspecies: indicus
Size: 40-46 cm
Identification: This is the only resident and also the largest accipiter species found in Singapore. Adult has short crest, slaty crown and sides of head, brownish-grey upperparts, dark mesial streak, streaked breast and barred belly. Female is larger than male and has browner-tinged crown and head-sides. Juvenile resembles adult but has browner head/upperparts and belly marked with bold dark spots instead of bars.
Habitat: Forest, forest edge, wooded areas and parks/gardens.
Behaviour/Ecology: Frequents the canopy and middle storey, usually keeping to thick foliage from which it hunts.
Local Status: Uncommon resident
Conservation Status: Least Concern (IUCN 3.1)
Location: Any suitable patch of habitat like Bishan Park, Kent Ridge Park, Mount Faber, Henderson Wave, Sentosa, Singapore Botanic Garden, Pasir Ris Park and Central Catchment Forest.
Craig Robson (2011) A Field Guide to the Birds of South-East Asia
Allen Jeyarajasingam & Alan Pearson (2012) A Field Guide to the Birds of Peninsular Malaysia and Singapore
Robert DeCandido et al (2014) “Flight identification and plumage descriptions of six Accipiter species on southbound migration at Khao Dinsor, Chumphon province, Thailand” in BirdingASIA 21