There are currently 7 known species of the Order Cathartiformes which includes Black Vultures and Turkey Vultures. I have photographed 3 (42.9%) of these species of birds, all of the Family Cathertidae.
–Black Vulture (Coragyps atratus)
–Turkey Vulture (Cathartes aura)
–Andean Condor (Vultur gryphus)