Oriental Pied Hornbill

Fascinating facts about the Oriental Pied Hornbill

• Imagine a bird with a bill as long as a ruler, male oriental pied hornbills sport a 19 cm (7.5 in) beak, while females carry a 16 cm (6.3 in) version, all on a body that tips the scales at up to 1.05 kg (37 oz). Those proportions let them crack open fruit and snatch small vertebrates that most forest birds can’t handle.
• When the rains begin in February, these hornbills launch a breeding season that can stretch from January to June, timing egg-laying to the peak fruit bounty that fuels both parents and growing chicks.
• Their nests are not self-dug; they adopt cavities left by other animals, often perched 1 – 18 m above ground in trees like Bombax or Shorea, and seal the entrance with a paste of saliva, mud and fruit, leaving only a narrow slot for the male to deliver food.
• The oriental pied hornbill has the largest distribution of any hornbill, ranging from Nepal to Indonesia and inhabiting habitats from pristine lowland forests to plantations, and it is not considered threatened.
• After disappearing from Singapore in the 1960s, the species made a comeback in the 1990s, now commonly seen on the island and even raiding other birds’ nests for eggs, a behavior that may have helped it survive in an urban landscape with fewer fruit trees.

At a glance

About the Oriental Pied Hornbill

The oriental pied hornbill (Anthracoceros albirostris) is a medium-sized frugivore that roams the canopy of subtropical and tropical moist lowland forests across the Indian subcontinent and Southeast Asia. Measuring 55–60 cm from head to tail with a striking black plumage that shimmers green, its white-tipped tail and stark white underparts give it a pied appearance. The adult’s bill is a vivid yellow, the male’s longer at 19 cm and capped with a laterally flattened, cylindrical casque that can protrude like a horn, while the female’s eyes are a muted gray-brown. Its call, crowlike, braying, or harsh crackles, echoes through the forest, announcing the presence of a bird that can weigh up to a kilogram and navigate the dense foliage with ease. When fruit is abundant, these hornbills form noisy foraging flocks, plucking figs, rambutans, palm fruit and a variety of berries, while also snatching insects, small reptiles, amphibians, fish, bats, and even the eggs of other birds. Their large gape allows them to swallow and later disperse seeds that few other birds can handle, making them vital architects of forest regeneration. A surprising twist in their ecology is the seasonal shift in diet: non-breeding birds favor sugar-rich berries, whereas breeding pairs seek lipid-rich fruits and protein-laden prey, expanding their range to meet the heightened nutritional demands of their chicks.

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