text: Some Vajrayana Buddhists consider these real-world creatures to be Dakini, a type of angelic psychopomp.
full_question: Some Vajrayana Buddhists consider these real-world creatures to be Dakini, a type of angelic psychopomp. They are propitiated at buildings made of three concentric stone circles of varying height. In a ritual meant to satisfy these creatures, a master known as a rogyapa uses a slicing knife during readings from the Tibetan Book of the Dead. On a peak named for these creatures near Ramnagar, the Heart Sutra and Lotus Sutra were delivered by the Buddha. When not shown as an eagle, Garuda's brother Jatayu is one of these creatures, whose recent chemical-caused extinction around Mumbai has threatened the use of dakhmas there by Parsis. For 10 points, name these birds which come to Tibetan "sky-burials" and Zoroastrian Towers of Silence to eat decomposing corpses.
first_sentence: Some Vajrayana Buddhists consider these real-world creatures to be Dakini, a type of angelic psychopomp.
raw_answer: vultures [prompt on "birds"]