Facing to the left as it looks down and turns its head towards the camera as it opens its mouth wide calling, lovely blue-sky background, Crested Serpent Eagle Spilornis cheela, Thailand

crested serpent eagle eagle animals birds spilornis cheela bird of prey thailand asia southeast asia indian subcontinent feathers wings claws reptiles snakes lizards avian blue skies trees branches twigs green blue perch vines wildlife nature natural habitat forest rainforest woodlands national parks world heritage leaves mangroves hood crest wooded savanna grasslands tropical terrestial wild predator morning sunlight