The changeable hawk-eagle or crested hawk-eagle (Nisaetus cirrhatus) is a large bird of prey species of the family Accipitridae. There are several types, and the most common is the 10-14 cm long one. The wings are usually brown with 4-5 black stripes on the tip. The chest and underside are pale brown, and the lower thighs and ankles are pale white. They have four feathers on their head. It gives them a rugged look. They also have white on the chin and neck, yellow eyes, and feathers on the legs. They are very loud and usually make a lot of noise during spawning.
Their habitat is green forests, savannahs, tea plantations, or plantations. These birds usually live in the range of 1-500 m above sea level. In some cases, it is reported in the field of 2200 meters. Although they are in pairs in the same habitat throughout the year, they hunt alone. When they are young grow up, they leave their parents’ habitat. They live in South and Southeast Asian countries such as Sri Lanka, India, the Andaman Islands, the Philippines, and the Indonesian islands of Sumatra and Java.
Their primary food is small birds, small mammals, snakes, and lizards. After looking at the prey from the top of a tall tree, it descends to a low tree and quickly comes to the target and grabs the food. During the breeding season, a bird is selected by flying or flying in the sky. In South India, November-May and January-February are the Himalayan breeding seasons. Their nests are about 95-105 cm in diameter. In these nests, the young hatch into a white egg that hatches in 35-44 days and then hatches in 65-70.
This bird is also known as Ceylon Hawk-Eagle, Changeable Hawk Eagle, Crested Hawk Eagle, Marsh Hawk-Eagle.
Photo credit to https://pixabay.com/
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