Migration is a type of movement that changes population size.
Migration much of the life of a spiny lobster involves travel.
 a life involving travel is a type of movement that changes population size.
A life involving travel is a type of movement that changes what?
Options:
A) Continents drifting
B) the environment
C) Animal survival
D) important habitats
E) major threat to health
F) population size
G) an organism's body
H) Something to move