Günter Kast begins his visit to the Omo with: ‘The sharp arrow pierces the cow’s carotid artery. Immediately, bright red blood shoots from the artery. One of the young warriors catches it in a bowl. It’s warm and bubbling. The men of the Nyangatom tribe drink it slowly, but in large sips – they believe that whoever tastes the blood becomes brave, invulnerable and strong,. The bowl goes in turns. It’s the tourist’s turn. The Nyangatom can’t hold back their smiles.’ German speakers, read on.