When bees swarm, it is in response to other bees that emit pheromones as an alarm. Reptiles and mammals use their Jacobson's organ to sense pheromones. Elephants touch the tips of their trunks to this organ to enact their chemosensory perception of things.
During the American Revolution, the Continental Navy successfully preyed on British merchant shipping and won several victories over British warships. After being disbanded for several years, the United States Navy was formally established with the creation of the Department of the Navy in April 1798.
Navy Core Values. Throughout its history, the Navy has successfully met all its challenges. America's naval service began during the American Revolution, when on Oct. 13, 1775, the Continental Congress authorized a few small ships. Creating the Continental Navy. Esek Hopkins was appointed commander in chief and 22 officers were commissioned, including John Paul Jones.