Marten Canopy Hunt Lab: Analyzing Chemotaxis in 2D

What the Marten Canopy Hunt Lab Is

The Marten Canopy Hunt Lab is a simulation that models how martens forage for food using chemotaxis in a 2D environment. Chemotaxis refers to the movement of organisms towards or away from chemical stimuli, such as scent trails left by prey.

In this lab, martens navigate through overlapping scent fields emitted by their prey, optimizing their hunting strategy based on energy expenditure and competition with other hunters.

Why It Happens

Martens use chemotaxis to efficiently locate food sources. By following the gradient of chemical signals (prey scent), they can find prey more quickly than by random searching.

The simulation demonstrates how energy expenditure and competition affect marten behavior, providing insights into optimal foraging strategies in nature.

Governing Principles

Martens spend energy quadratically with speed, meaning the faster they move, the more energy they consume. This principle is crucial as it limits their movement and forces them to balance speed against energy conservation.

Energy loss occurs when martens rest below a certain floor, representing the minimum energy required for survival. Additionally, interference competition reduces catch success rates as more hunters converge on the same prey.

Real-World Applications

Understanding chemotaxis in animals like martens can help in developing better search and rescue algorithms or optimizing foraging strategies in robotics.

The simulation also aids in studying ecological dynamics, such as predator-prey relationships and the impact of competition on population behavior.

Frequently asked questions

Try it live

Everything above runs in your browser — open Marten Canopy Hunt Lab (2D) and change the parameters while it is running. Nothing is installed, nothing is uploaded, the whole model lives in one tab.