Report all vulture sightings, scientists use this data to help conserve global vulture populations. This information can be used to understand: The biology and movement of vultures and other scavenging animals; The age structure and seasonal populations of vultures feeding in the area;  Changes in vulture population estimates; The need for, and effects of, supplementary feeding vulture stations; Vultures can be individually identified with wing-tags or numbered leg-rings. Reports of any marked bird provides valuable information for the conservation of these endangered species. Namibia’s wing-tags are yellow with black alpha-numericals. Colour legrings are no longer used for identification and colour leg-ringed vultures are unlikely to be seen.