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Updated: May 13, 2026

A Simple Flight Mill for the Study of Tethered Flight in Insects

A Simple Flight Mill for the Study of Tethered Flight in Insects

Published on: December 10, 2015

Physical and biological effects on moths' navigation performance.

Yiftach Golov^1,2, Roi Gurka³, Alexander Liberzon⁴

¹Department of Entomology, The Volcani Center, Rishon LeTsiyon, Israel. ygolov@gmail.com.

Movement Ecology

|March 15, 2025

Summary

Male moths navigate using a tradeoff strategy, balancing flight costs, pheromone availability, and source quality. Natural selection significantly shapes this sensory performance more than sexual selection.

Keywords:

Chemosensing Male moth Navigation performance Odor source Odorscape Sex pheromone

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A Wind Tunnel for Odor Mediated Insect Behavioural Assays

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Published on: November 30, 2018

Area of Science:

Behavioral Ecology
Sensory Neuroscience
Insect Behavior

Background:

Organisms navigate complex environments using sensory information.
The odorscape, or local olfactory environment, is crucial for foraging and mate-finding in insects.
Understanding how environmental factors influence navigation is key to predicting species' responses to ecological changes.

Purpose of the Study:

To investigate the combined effects of pheromone source quality, availability, and airflow on the navigation performance of male pink bollworm moths (Pectinophora gossypiella).
To elucidate the interplay between biotic and abiotic factors in shaping nocturnal forager navigation.
To analyze the decision-making processes employed by male moths during pheromone-mediated mate-finding.

Main Methods:

Utilized a wind tunnel assay to observe male pink bollworm moth navigation.
Employed 3D infrared high-speed cameras for precise tracking of moth movement.
Analyzed navigation performance using ethological and biomechanical parameters.

Main Results:

Biophysical factors of the odorscape significantly interact to influence navigation performance in mate-searching male moths.
Natural selection plays a dominant role in shaping pheromone-mediated sensory performance, overriding sexual selection.
Male moths exhibit a tradeoff decision-making process, weighing flight costs, odor availability, and source quality during navigation.

Conclusions:

Navigation in male moths is a complex process influenced by multiple environmental cues.
Natural selection has shaped efficient navigation strategies in response to olfactory landscapes.
Understanding these tradeoffs provides insights into insect responses to environmental variability and resource distribution.