"humans cannot digest certain plants such as grass" in German Humans cannot digest certain plants such as grass. Bestimmte Pflanzen wie z. B. Gras kann der Mensch nicht verdauen. Detailed translations for "humans cannot digest certain plants such as grass" Humans cannot digest certain plants such as grass. Humans cannot digest certain plants such as grass. Bestimmte Pflanzen wie z. B. Gras kann der Mensch nicht verdauen.