Nontrivial Effect of Time-Varying Migration on the Three Species Prey-Predator System
Jin Meng1, Xu Fei2, Shen Chuan-Sheng1, †, Zhang Ji-Qian2, Wang Cheng-Yu1
       

Four typical phase portraits of the double-system for ε = 0.38 (a), ε = 0.49 (b), ε = 0.84 (c), and ε = 0.94 (d).