Who : Hummingbirds.
What :Migration.
Where : In the Southern United States.
When :In May They will then migrate south to Mexico and Central
America in the fall starting in August.
Why :Hummingbirds migrate for survive,risk starvation and
provide a better environment
how :HummingBirds move to an area to improve their chances of
survival usually because its climate provides a better
environment for feeding