If you've ever watched flamingos feeding, you might have wondered why they're standing there with their heads completely upside down. Turns out these birds are nature's living water filters, and ...

We leave you this Sunday among flamingos on the Caribbean island of Bonaire. Videographer: Mauricio Handler. Canada Will No Longer Let Pacific Crest Trail Thru-Hikers Cross the Border 4 Things ...

Ask Smithsonian: Why Do Flamingos Stand on One Leg? Have you ever wondered why these birds strike this peculiar pose? Find out in this one-minute video, where Ask Smithsonian host Eric Schulze ...