Sunlight
Soil
Animals
Dead plants
Resilience
Scale
Food webs
Boundaries
a collection of organisms and materials that interact
only found in forests
unchanging, fragile systems that are easily damaged
the place where animals live
Flow of energy from one organism to another in a food web
Cycling of nitrogen between soil, water, and the atmosphere
Living and non-living things in an area and their interactions
Conditions an animal needs to grow and reproduce
Centimeter
Meter
Kilometer
All of the above