Ocyceros

• Indian Gray Hornbill Ocyceros birostris

  The Indian Gray Hornbill is a grayish-brown hornbill with a casque above the bill. The male's casque is larger than the female's.

• Sri Lanka Gray Hornbill Ocyceros gingalensis

  The Sri Lanka Grey Hornbill is a small hornbill endemic to Sri Lanka, with a grey body and pale underparts.

• Malabar Gray Hornbill Ocyceros griseus

  Male and female Malabar Gray Hornbills have different bill shapes. These gray hornbills mainly eat fruit in forests.

• Malabar Gray Hornbill Ocyceros griseus

  Male and female Malabar Gray Hornbills have different bill shapes. These gray hornbills mainly eat fruit in forests.

• Indian Gray Hornbill Ocyceros birostris

  The Indian Gray Hornbill is a grayish-brown hornbill with a casque above the bill. The male's casque is larger than the female's.

• Sri Lanka Gray Hornbill Ocyceros gingalensis

  The Sri Lanka Grey Hornbill is a small hornbill endemic to Sri Lanka, with a grey body and pale underparts.