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

2) The average person walks the equivalent of three times around the world in a lifetime.

3) The average person spends around six months of their lifetime waiting for red lights to turn green.

4) The political system of the People's Republic of China is based on the Communist Party's leadership, with the General Secretary holding significant authority and influence over the country's policies and governance.