The fleas provide necessary stimulation to the skin. Without them these spiny animals would not last long. He identified the ear as his own, and charged that it had been cut off by a Spanish patrol when he was sailing in the West Indies. Appalled by this,the British declared war on Spain The War of Jenkins's Ear. This expanded into the War of Austrian Succession.
Female pigeons can only lay eggs when there is another pigeon around.
Her ovaries will not function if she is alone. If no other pigeon is available, her own reflection in a mirror will suffice. Hero, a greek engineer, invented a primitive steam engine about the time of the birth of Christ. It is used today as a rotating lawn sprinkler. He was tired of pounding the pavements looking for a job.