Allee-Effect-Induced Instability in a Reaction-Diffusion Predator-Prey Model

Figure 4

Typical Turing patterns of 𝑢 in model (7) with parameters 𝛼=1, 𝛽=0.3, 𝛾=0.3, 𝑏=0.5, 𝑐=0.6, 𝑚=0.6, 𝑞=0.35, 𝑑₁=0.015, and 𝑑₂=1. (a) 𝑠=1.9; (b) 𝑠=2.45.

(a)

(b)