Birds can migrate thousands of miles and back home again with no prior knowledge or assistance thanks to their superpowered vision. Learn about magnetoreception in this episode of BrainStuff.Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices
