FUN FACTS

* Armadillos, opossums, and sloth's spend about 80% of their lives sleeping. *

* The heaviest human brain ever recorded weighed 5 lb. 1.1 oz. (2.3 kg.) *

* The ears of a cricket are located on the front legs, just below the knee. *

* Sound travels about 4 times faster in water than in air *

* Hydrofluoric acid will dissolve glass. *