Flying above through backgrounds of clouds and blue sky one summer day, Himalayan Griffon Vulture Gyps himalayensis, Thailand

large bird sky himalayan vulture flying wingspan wings griffon raptor migratory near threatened himalayan griffon vulture birds of prey birds predator clouds bhutan nepal wintering accipitridae pak pli feathers accipitriformes conservation china gyps himalayensis mongolia nakorn nayok dark nature national park blue gyps thermal windy brown vulnerable southeast asia habitat crags pied quills celestial burial ground tree warm tibetan plateau facial skin thailand tropical