 Ablutophobia is the fear of bathing.
 There are over 900 species of bats.
 Toads only eat moving prey.
 Modern mathematics has advanced greatly thanks to the incredible computing power of today's computers..
 'orology' is the study of mountains.
 Red blood cells are produced in bone marrow.
 Fibonacci numbers are named after Italian mathematician Leonardo of Pisa (better known as Fibonacci) who introduced them to Western Europe after they had earlier been described by Indian mathematicians. They are related to the golden ratio and proceed in the following order: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, .... Can you see the pattern?.
 The grapefruit gets its name from the way it grows in clusters like grapes on a vine.
 Whales can't swim backwards.
 A bear has 42 teeth.
