Seasonally Perturbed Prey-Predator Ecological System with the Beddington-DeAngelis Functional Response

Figure 2

(a) Chaos when 𝑘₂=24, 𝜑=0; (b) chaos when 𝑘₂=24, 𝜑=(𝜋/2); (c) periodic attractor when 𝑘₂=24, 𝜑=𝜋.

(a)

(b)

(c)