Simple model illustrating the population dynamics equation:

dn(s,t)/dt = -d[n(s,t)g(s,t)]/ds - u(s)n(s,t)

s: Weight (g)
t: Time
n: Number of individuals of weight s
g: Scope for growth (g day-1)
u: Mortality rate (day-1)

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem. Also factored in is soil OM and solar radiation.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.

This simulation shows how plant, deer and wolf populations impact each other in a deciduous forest ecosystem.