![Carnegie Museum of Natural History on X: "This species' colorful “horn” is called a casque, and acts like a megaphone to amplify the male bird's call. "馬來犀鳥 Rhinoceros Hornbill" by Hiyashi Haka Carnegie Museum of Natural History on X: "This species' colorful “horn” is called a casque, and acts like a megaphone to amplify the male bird's call. "馬來犀鳥 Rhinoceros Hornbill" by Hiyashi Haka](https://pbs.twimg.com/media/FYhIBrgXwAEvQky.jpg)
Carnegie Museum of Natural History on X: "This species' colorful “horn” is called a casque, and acts like a megaphone to amplify the male bird's call. "馬來犀鳥 Rhinoceros Hornbill" by Hiyashi Haka
![Casuarius Or Southern Cassowary Horn Like Brown Casque Chonburi Thailand Photo Background And Picture For Free Download - Pngtree Casuarius Or Southern Cassowary Horn Like Brown Casque Chonburi Thailand Photo Background And Picture For Free Download - Pngtree](https://png.pngtree.com/thumb_back/fw800/background/20220810/pngtree-casuarius-or-southern-cassowary-horn-like-brown-casque-chonburi-thailand-photo-image_14313644.jpg)
Casuarius Or Southern Cassowary Horn Like Brown Casque Chonburi Thailand Photo Background And Picture For Free Download - Pngtree
Zoo Negara Malaysia - . “I am the majestic Rhino of the sky. Awe to my glorious horn!” Rhinoceros hornbills' casque is made of keratin and is hollow inside. It is believed
![Bat Horn Uchoose Motorcycle Full Helmet Off-road Scooter Personality Helmet Casque Demon Horns Eyecatching Cool Knight Equipment - AliExpress Bat Horn Uchoose Motorcycle Full Helmet Off-road Scooter Personality Helmet Casque Demon Horns Eyecatching Cool Knight Equipment - AliExpress](https://ae01.alicdn.com/kf/S6ead1ec0aafd4287b3cfac8d132bb31bp/Bat-Horn-Uchoose-Motorcycle-Full-Helmet-Off-road-Scooter-Personality-Helmet-Casque-Demon-Horns-Eyecatching-Cool.jpg)
Bat Horn Uchoose Motorcycle Full Helmet Off-road Scooter Personality Helmet Casque Demon Horns Eyecatching Cool Knight Equipment - AliExpress
Phoenix Zoo - The rhinoceros hornbill gets its name from the hollow rhino horn-shaped casque on its beak. The casque is made of keratin (the same material as human fingernails) and amplifies
![Rainforest Trust on X: "This unusual-looking bird is a Rhinoceros #Hornbill! Found in Southeast Asia, it gets its name from the bright horn-like structure on their head, called a casque. This casque Rainforest Trust on X: "This unusual-looking bird is a Rhinoceros #Hornbill! Found in Southeast Asia, it gets its name from the bright horn-like structure on their head, called a casque. This casque](https://pbs.twimg.com/media/EP4F11xW4AICRsK.jpg)
Rainforest Trust on X: "This unusual-looking bird is a Rhinoceros #Hornbill! Found in Southeast Asia, it gets its name from the bright horn-like structure on their head, called a casque. This casque
Discovery on Instagram: "#DidYouKnow the "horn" of the Rhinoceros Hornbill is called a casque! Hollow and made of keratin, it amplifies the bird's calls. #Birds #ColorInNature"
SABAH, Malaysian Borneo - Do you know why the Rhinoceros Hornbill has a golden-yellow horn called casque on top of its beak? The casque which is made up of keratin acts as
![The Horn or Casque Moth is unusual in that their larvae has a specialised diet of Keratin. They lay their eggs on the horns of recently dead bovids Stock Photo - Alamy The Horn or Casque Moth is unusual in that their larvae has a specialised diet of Keratin. They lay their eggs on the horns of recently dead bovids Stock Photo - Alamy](https://c8.alamy.com/zooms/6/ac7be45ee4634a63bed3cb3c62a84931/w3kj1h.jpg)