The buffy fish owl (Ketupa ketupu) is a large owl species native to Southeast Asia. It is a member of the family Strigidae, which also includes other owls, such as the barn owl and the great horned owl. The buffy fish owl is a medium-sized owl, with a length of about 50-60 cm (20-24 in) and a wingspan of about 120-150 cm (47-59 in). It has a distinctive buff-colored plumage with dark brown streaks and spots. The buffy fish owl is a nocturnal predator that feeds primarily on fish, but it will also eat other small animals, such as rodents and birds.
The buffy fish owl is an important part of the ecosystem in Southeast Asia. It helps to control populations of rodents and other small animals, which can damage crops and spread disease. The buffy fish owl is also a popular tourist attraction, and its distinctive call can be heard in many parts of Southeast Asia.