Border Patrol.
b plato ppls
Usually something that makes a person triggered or just a plain person that got triggered with *BIG* blurry shaky text that says "TRIGGERED"
The contraction is triggered by the release of calcium within the muscle which is triggered by an electrical signal from a nerve.
Changing seasons
Economic
I think you typed one of the words wrong up there. Migration usually doesn't influence itself, but I suppose one animal's migration might trigger another one's if it's the right time of year for it.
Yes,migration is survival usually birds or other creatures only migrate south because it gets cold.
Migration is usually a choice but can be forced on people or animals if their current habitat has been destroyed and the move is out of necessity.
Since tsunamis are usually triggered by earthquakes they are geology related.
No, not at all. Gallbladder pain is usually triggered by fatty or spicy foods.
Lions usually don't migrate so there's no name for it.
Hibernation is remaining dormant in the same ecosystem. Migration is travelling to a differnet ecosystem. These are usually caused in the winter because of the drop in the climate's temperature.