The Eiffel Tower Can Be 15 cm Taller in Summer: Due to thermal expansion, the metal expands when it gets hot, making the tower slightly taller during warmer months.
Benjamin Franklin is credited with the actual invention of the rocking chair in 1710, although other sources claim it was invented by farmers or by early cabinetmakers.
Tumbleweeds originated in Russia and Siberia and they were brought to the United States in the 1870s, hidden among imported flax seeds. It only took 20 years for the plants to spread throughout the western United States and parts of Canada.
Butterflies can not taste through their mouthparts. They also do not have mouthparts that can bite and chew, instead they have a long thin tubular structure that acts like a straw.
Ketchup was originally sold as a medicine in the 1830s. It was marketed as a cure for various ailments before becoming the popular condiment we know today.
Zebras are intelligent and sentient animals. Zebras stand between 1.10 and 1.50 meters tall at the shoulder and can weigh up to 450kg. Despite their size, they are fast runners, reaching speeds of up to 65 km/h to escape predators.
