Definitions for "Migratory"
Removing regularly or occasionally from one region or climate to another; as, migratory birds.
Describing groups of organisms which move from one habitat to another on a regular or seasonal basis.
used of animals that move seasonally; "migratory birds"
A term applied to insect species which undergo long range (sometimes hundreds of miles) movement (e.g., fall armyworms do not overwinter in the Carolinas but rely instead on annual long range northward movement by consecutive generations "hopscotching" from southern United States).
Keywords:  roving, nomad, wandering, habits, hence
Hence, roving; wandering; nomad; as, migratory habits; a migratory life.