"Chickens don’t use toilets": Why global WASH efforts should start focusing on animal feces

Those who have tried toilet training a pet dog or cat know that it can be a difficult proposition. How about toilet training a flock of 30 chickens?
You’re now asking “Um… why would I want to?” Because in poor countries chickens are everywhere, chickens are pooping wherever they want, and chicken poop is dangerous for young children.