If a habitat can no longer support animals then those animals will move to another area.
Often habitat is destroyed for agriculture.
Agriculture can result in animals moving to another area from their home area.
What happen in animals' home area that can result in animals moving to another area?
Options:
  * removal of predators
  * increased food
  * deforestation
  * colder weather
  * better shelter
  * Pollution
  * storms
  * agriculture