The most dangerous animal in the world is the common housefly. Because of their habits of visiting animal waste, they transmit more diseases than any other animal.
Here some more cool facts are ------------
50 years ago: Velcro was invented. 1. 40 years ago: An all-female population of lizards was discovered in Armenia. 2. 30 years ago: The computer mouse was invented. 3. 20 years ago: First test-tube baby born in England, Pluto’s moon, Charon, discovered. 4. 10 years ago: First patent for a genetically-engineered mouse was issued to Harvard Medical School. 5. 5 years ago: The first successful cloning of human embryo
6. The smallest bone in the human body is the stapes or stirrup bone located in the middle ear. It is approximately .11 inches (.28 cm) long.
7. The longest cells in the human body are the motor neurons. They can be up to 4.5 feet (1.37 meters) long and run from the lower
spinal cord to the big toe.