1) A newborn kangaroo is about 1 inch (2.5 centimeters) long and weighs less than a gram.

2) The Bank of England, established in 1694, is the central bank of the United Kingdom and one of the oldest central banks in the world.

3) The strongest natural material known to man is spider silk. It is stronger than steel and more flexible than nylon.

4) The world's oldest living plant is believed to be a clonal shrub called "Old Tjikko" in Sweden, estimated to be over 9,500 years old.