special valves in their heads to make sure they don't pass out after leaning over to drink water, and tongues that can be 20 inches long. But these tallest of all land mammals are in the midst of a ...

The Greenland shark is the oldest vertebrate on the planet, capable of living hundreds of years in cold waters thousands of ...

This Giraffe Risks Everything by Drinking in Lion Territory A giraffe takes a long drink from a local watering hole, with watchful lions in close proximity. The giraffe isn't brave, just ...