Owls are nocturnal birds known for their distinctive round faces, large eyes, and silent flight. They belong to the order Strigiformes, which includes over 200 species. Owls are found in various habitats around the world, from forests to deserts, and are recognized for their ability to hunt at night using excellent night vision and acute hearing. These birds primarily feed on small mammals, insects, and other birds. Owls have unique adaptations, such as specialized feathers that allow for silent flight, making them effective predators. They are also known for their characteristic hooting calls, which vary among species and are used for communication and territory marking.