Do Placebos Work For Animals? Yes, Weirdly Enough… A placebo can only work if someone (or something) believes it will. So how can animals be fooled by the placebo effect? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts What’s the Biggest Living Thing on Earth? The Seventh Billion – World Population Air Quality: A Tale of Three Cities Explained: The Letter of Last Resort Science in America – Neil deGrasse Tyson How Are Gold Bars Made?