locomotion vs migration

locomotion

noun
  • Self-powered motion by which a whole organism changes its location through walking, running, jumping, crawling, swimming, brachiating or flying. 

  • A dance, originally popular in the 1960s, in which the arms are used to mimic the motion of the connecting rods of a steam locomotive. 

  • The ability to move from place to place, or the act of doing so. 

migration

noun
  • The movement of cells in particular directions to specific locations. 

  • Instance of changing a platform from an environment to another one. 

  • Movement in general. 

  • Seasonal moving of animals, as mammals, birds or fish, especially between breeding and non-breeding areas. 

  • An instance of moving to live in another place for a while. 

How often have the words locomotion and migration occurred in a corpus of books? (source: Google Ngram Viewer )