![Pauxi galeata, Print, The genus Pauxi consists of the three species of helmeted curassows, terrestrial black Pauxi galeata, Print, The genus Pauxi consists of the three species of helmeted curassows, terrestrial black](https://c8.alamy.com/comp/2A2NACN/pauxi-galeata-print-the-genus-pauxi-consists-of-the-three-species-of-helmeted-curassows-terrestrial-black-fowl-with-ornamental-casque-on-their-heads-all-are-found-in-south-america-1825-1834-2A2NACN.jpg)
Pauxi galeata, Print, The genus Pauxi consists of the three species of helmeted curassows, terrestrial black
![Helmeted Guinea Fowl Large African Game Bird With Bony Casque On Head Speckled Grey Plumage In Tanzania East Africa Stock Photo - Download Image Now - iStock Helmeted Guinea Fowl Large African Game Bird With Bony Casque On Head Speckled Grey Plumage In Tanzania East Africa Stock Photo - Download Image Now - iStock](https://media.istockphoto.com/id/1084764706/photo/helmeted-guinea-fowl-large-african-game-bird-with-bony-casque-on-head-speckled-grey-plumage.jpg?s=1024x1024&w=is&k=20&c=VvlZLEQXV_s8nULWoXIIWINIhFxJp9HGTx9-p8EtHdk=)
Helmeted Guinea Fowl Large African Game Bird With Bony Casque On Head Speckled Grey Plumage In Tanzania East Africa Stock Photo - Download Image Now - iStock
![Southern cassowary close-up portrait. Australian double-wattled cassowary (Casuarius casuarius) is huge bird with blue skin on face and neck, two red wattles and horn-like brown casque on the head. Stock Photo Southern cassowary close-up portrait. Australian double-wattled cassowary (Casuarius casuarius) is huge bird with blue skin on face and neck, two red wattles and horn-like brown casque on the head. Stock Photo](https://as2.ftcdn.net/v2/jpg/02/37/79/41/1000_F_237794159_ZVVpetqK4yrPmQ8k0el5DSAPWuPWHqfh.jpg)
Southern cassowary close-up portrait. Australian double-wattled cassowary (Casuarius casuarius) is huge bird with blue skin on face and neck, two red wattles and horn-like brown casque on the head. Stock Photo
Potter Park Zoo on Twitter: "@sparty_will In most hornbill species, the casque is a hollow or spongy structure made out of keratin. It is believed that this structure acts as a vibrating
![The helmeted curassow or northern helmeted curassow, (Pauxi pauxi) terrestrial endangered bird - mostly black white tip to its tail, red bill and a distinctive grey casque on its forehead Stock Photo The helmeted curassow or northern helmeted curassow, (Pauxi pauxi) terrestrial endangered bird - mostly black white tip to its tail, red bill and a distinctive grey casque on its forehead Stock Photo](https://as2.ftcdn.net/v2/jpg/01/67/67/55/1000_F_167675536_g7CufTOOB2fLV0QT7EwG3r7PVqRppp9L.jpg)
The helmeted curassow or northern helmeted curassow, (Pauxi pauxi) terrestrial endangered bird - mostly black white tip to its tail, red bill and a distinctive grey casque on its forehead Stock Photo
![Wrinkled Hornbill, Sunda Wrinkled Hornbill Or Aceros Corrugatus. It Is A Large Bird With Black Feathers Wrinkled Hornbill, Sunda Wrinkled Hornbill Or Aceros Corrugatus. It Is A Large Bird With Black Feathers](https://previews.123rf.com/images/yongkiet/yongkiet1810/yongkiet181000022/111271104-wrinkled-hornbill-sunda-wrinkled-hornbill-or-aceros-corrugatus-it-is-a-large-bird-with-black-feather.jpg)
Wrinkled Hornbill, Sunda Wrinkled Hornbill Or Aceros Corrugatus. It Is A Large Bird With Black Feathers
![The Helmeted Hornbill (Rhinoplax vigil) has a robust casque on the top of its bill that it uses in aerial jousting. : r/Awwducational The Helmeted Hornbill (Rhinoplax vigil) has a robust casque on the top of its bill that it uses in aerial jousting. : r/Awwducational](https://external-preview.redd.it/GEp6LhgNlUl0773Zn27W41xpkm9HxFlwua6SVmump74.jpg?auto=webp&s=c4a3ab9eda4a201806113ae0a9892674f0bbecdd)