Wikipedia
Ocyceros is a genus of birds in the family Bucerotidae. Established by Allan Octavian Hume in 1873, it contains the following species, which are limited to the Indian subcontinent.
- Malabar grey hornbill, Ocyceros griseus
- Sri Lanka grey hornbill, Ocyceros gingalensis
- Indian grey hornbill, Ocyceros birostris
Grey Hornbill I IMG 9017.jpg| Indian grey hornbill, Ocyceros birostris at Roorkee in Haridwar District of Uttarakhand, India. Grey Hornbill I2 IMG 9029.jpg| Indian grey hornbill, Ocyceros birostris at Roorkee in Haridwar District of Uttarakhand, India. Grey Hornbill I IMG 4048.jpg| Indian grey hornbill, Ocyceros birostris at nest at Wagah Border in Lahore District of Punjab, Pakistan. Grey Hornbill (Ocyceros birostris) in Hyderabad W IMG 8900.jpg| Indian grey hornbill, Ocyceros birostris in Hyderabad, India. Grey Hornbill (Ocyceros birostris) in Hyderabad W IMG 8885.jpg| Indian grey hornbill, Ocyceros birostris in Hyderabad, India.