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#diffusion models Open access Nov 2026

Spatiotemporal Dynamics in Predator–Prey Models Incorporating Time Delay and Harvesting

A three-compartment predator-prey model is developed by integrating spatial diffusion, discrete time delays, and proportional harvesting, with time delays as the main destabilizer and controlled harvesting as a stabilizing agent that delays the onset of Hopf bifurcation.

Dede Alif Permana, Diny Zulkarnaen, Dian Nuraiman · 0 citations
Open access Sep 2026

Dynamical analysis, bifurcations and slow-fast behavior of a predator-prey model with hunting cooperation

The main focus of this paper is to investigate the dynamical behaviors of a predator-prey model incorporating cooperative hunting among predators, which is widely observed in real ecological communities and provides valuable insights for revealing population persistence and community stability in natural ecosystems.

Xu-Yun Zhu, Ming Liu, Ranjit Kumar Upadhyay et al. · 0 citations
Open access Sep 2026

Coexistence, Oscillations, and Chaos in a Discrete Predator-Prey System with Fear-Modulated Prey Growth

A discrete-time predator–prey model is formulated in which predator-induced fear modifies prey reproduction through an exponential suppression mechanism, while predator consumption follows a Holling type-II functional response, emphasizing that predator-induced fear can substantially modify population fluctuations and...

Sujay Goldar, Sk. Sarif Hassan, A. Mohsen et al. · 0 citations
Open access Oct 2026

Dynamics and optimal harvesting of a fractional predator–prey system with fear and anti-predator mechanisms

Wild prey are shaped by predators long before they are caught. Fear alone suppresses reproduction, physical refuges reduce exposure, and many species strike back directly at their attackers, imposing real costs on the hunter. To investigate the combined effects of these behavioral mechanisms, we develop a Caputo fracti...

Mohan Kumar Govindan, Abhishek Kumar Singh · 0 citations
Open access Oct 2026

Spatial Dynamics in a Diffusive Leslie–Gower Predator–Prey Model with Allee Effect, Harvesting, and Cooperative Hunting

In this paper, we investigate the spatiotemporal dynamics of a diffusive Leslie–Gower predator–prey model incorporating the Allee effect, prey harvesting, and cooperative hunting among predators. By introducing spatial diffusion into a previously established ordinary differential system, we formulate and analyze the co...

Na Min, Hong-Yang Zhang, Sheng-Kun Xie · 0 citations
Sep 2026

Hopf Bifurcation and Stability Switching in a Dual‐Delay Predator–Prey System With Schooling Modified Predation and Sigmoidal Harvesting

Predator–prey models incorporating nonlinear predation, interspecific competition, harvesting, and reproductive delays provide important tools for understanding the mechanisms governing ecological stability and oscillatory dynamics. However, the combined effects of schooling‐modified Holling type‐IV predation, predat...

B. Sonowal, Ranu Paul, Pranab Jyoti Hazarika · 0 citations

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