Critically endangered hooded vultures in Nigeria that once fed on the carcasses of wild animals are now largely dependent on scraps discarded by people. But changes in the way waste is disposed of at slaughterhouses has left them desperately short of food, researchers say. In the 1970s, hooded vultures (Necrosyrtes monachus) were among at least … Continue reading In West Africa, hooded vultures vanish as abattoirs modernize