16.
Grey Nightjar
Caprimulgus jotaka
Nightjars are cryptic nocturnal birds and are most commonly found camouflaged in the leaf litter.
They have a comb-like structure on their middle toes that is believed to be used for preening and brushing off parasites.
17.
Spotted Wood Owl
Strix seloputo
Nationally endangered and rarely encountered, spotted wood owls are the largest owls in Singapore.
They have round, ‘earless’ heads, dark brown upperparts with white spots, and distinctive black-barred underparts (as shown).