Vultures are long-lived birds, and because they are scavengers, they're vulnerable to chronic chemical exposure through the food chain. An article published in Environmental Toxicology and Chemistry reviews the primary chemical hazards faced by Old World vulture populations, which are undergoing rapid declines in Africa.
source https://www.lifetechnology.com/blogs/life-technology-science-news/how-are-environmental-chemicals-affecting-vultures
