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. Author manuscript; available in PMC: 2013 Jul 10.
Published in final edited form as: Bull Math Biol. 2009 Apr 1;71(6):1349–1365. doi: 10.1007/s11538-009-9404-z

Fig. 1.

Fig. 1

Fig. 1

Simulation results of consumer dynamics in the system (1)(2) for the parameters a = 1, b = 0.2, c = 0.02, α = 0.5, β = 0.12, and indicated values of sigma. The non-degeneracy case is represented by σ = 0.