Amazing footage of the flying train and the story of the elephant that fell from it.
Ever seen 64,000 migrating turtles in one shot? Well, here's your chance.
The incredible find was about three or four years old when it died at least 20,000 years ago.
Opossums don't like skunks. Well, according to this.
The true extent of the Mississippi river basin.
Ever wondered how bridges were built centuries ago? It wasn't an easy feat.
Birds migrating through Europe overnight.
Spot the odd one out!
The barreleye fish might look like a submarine, but its tubular eyes and transparent head are necessary to navigate the 2,500-feet-deep waters in which it dwells.
Dive into the underwater world of flamingo dining!
The loneliest penguin in the world.