Environment
heterogeneity
time units between patches
Patch Dynamics
exponential decay
Forager Strategy
Marginal Value Theorem:
Leave a patch when the marginal rate of return equals the average rate for the environment.
Leave a patch when the marginal rate of return equals the average rate for the environment.
dE/dt = E̅/T̅
Optimal when: marginal gain = average gain rate
Foraging Arena
Rich Patch
Medium Patch
Depleted Patch
Forager
Gain Curve & MVT Solution
Cumulative Gain
Optimal Tangent
Marginal Rate of Return
Patch Residence Times
Foraging Efficiency Over Time
Total Time
0
Total Gain
0.0
Avg Rate
0.00
Patches Visited
0
Avg Residence
0.0
MVT Optimal
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