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In page Vulture:

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The New World vultures and condors found in warm and temperate areas of the Americas belong to the family Cathartidae. Recent DNA evidence suggests that they should be included within order Accipitriformes along with birds of prey including hawks, eagles, and Old World vultures[citation needed]. Several species have a good sense of smell, unusual for raptors, and are able to smell dead animals from great heights, up to a mile away. The seven species are: