Place bird tokens randomly in Central American Wintering Grounds, one per square. Place 6-7 food tokens in each stopover space. Each Bird player rolls die, moves indicated number of spaces, picking up food at stopovers. When every Bird has moved once, No. American People group draws a card from No.
Birds roll die and move again.
Bird then becomes one of the People, representing growing human population needs. American card pile, covering squares in the Cen. American wintering grounds. A graph can then be made showing that, as people and deforestation increased, birds decreased . Add habitat control cards to each pile that represent positive land use decisions that increase or protect forest habitat.