-The northern leopard frog swallows its prey using its eyes — it uses them to help push food down its throat by retracting them into its head.
-The loneliest creature on Earth is a whale who has been calling out for a mate for over two decades — but whose high-pitched voice is so different to other whales that they never respond.
-In 1567, the man said to have the longest beard in the world died after he tripped over his beard running away from a fire.
- The Dutch village of Giethoorn has no roads; its buildings are connected entirely by canals and footbridges.
-The top of the Eiffel Tower leans away from the sun, as the metal facing the sun heats up and expands. It can move as much as 7 inches.
-There are around 60,000 miles of blood vessels in the human body. If you took them all out and laid them end to end, they'd stretch around the world more than twice. But, seriously, don't do that either.