Helmeted hornbills regurgitate and defecate tree seeds ... arrested two men suspected of smuggling casques in northern Sumatra, an entry point for poachers accessing Gunung Leuser National ...

Weighing between 5-7 pounds, with over 10% of its weight in its head, the helmeted hornbill undoubtedly takes up space. This bird lives in various parts of the Malay Peninsula including Sumatra ...