Latin Name : Aceros cassidix
English name : knobbed Hornbill
The name Indonesia : Sulawesi Hornbill
Altitude : 700-1800 m
Ekstralimital : -
Endemic : Sulawesi
Indonesian endemic : Yes
Regional Distribution : Sulawesi
IUCN Status : VU
Status Year : 2012
Type Protected : Yes
Birds Limited Distribution : Not
Description Shape : Large-sized ( 104 cm ) , horn ( casque ) such large knob above the beak , white tail . Males have large antlers of red , brown beak , head , neck and chest brown - red rust . Females : smaller horn yellow , black head and neck .
Description Sound : tone horn in such vague and repeated : " whoo whoo whoo " is also a longer tone " whoogh " .
Habits : When not breeding , usually seen alone , in pairs or in groups of up to 50 individuals . Easily recognizable , very noisy and active foraging in the canopy . Usually encountered with walik , starlings and squirrels in the trees that were fruiting . Fruit eaters , especially ficus ( Ficus spp . ) And large insects . Never observed looming Sulawesi starlings nest robbing tunggir - red ( Scissirostrum dubium ) to prey on chicks and eggs . (see also: vitamin burung)
Spreading Global : Endemic Sulawesi subregions
Local deployment : the island of Sulawesi , Lembeh Island , Kep . Togian , Muna and Butung ( Buton )
Habitat : lowland primary forest dwellers hills and mountains , swamp forest , sometimes visiting secondary forest , never observed foraging in the forest has long been logged, including close to the settlement .
Pressure : Reduced population due to loss of natural forests , hunting , gold mining and forest fires