Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Echo01:06

Echo

The human ear cannot distinguish between two sources of sound if they happen to reach within a specific time interval, typically 0.1 seconds apart. More than this, and they are perceived as separate sources.
Imagine the sound is reflected back to the ears. Assuming that the source is very close to the human, the difference between hearing the two sounds—the emitted sound and the reflected sound—may be more than the minimum time for perceiving distinct sounds. If this is the case, then the...
Convergent Evolution01:54

Convergent Evolution

Evolution shapes the features of organisms over time, ensuring that they are suited for the environments in which they live. Sometimes, selection pressure leads to the rise of similar but unrelated adaptations in organisms with no recent common ancestors, a process known as convergent evolution.The structures that arise from convergent evolution are called analogous structures. They are similar in function even if they are dissimilar in structure. Further, structures can be analogous while also...
Predator-Prey Interactions02:39

Predator-Prey Interactions

Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.Although predation is commonly associated with carnivory, for...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Longitudinal Impacts of Forest Loss on Bartonella and Hemotropic Mycoplasma Dynamics in Vampire Bats Within a Fragmented Habitat.

Molecular ecology·2026
Same author

Behavioral Responses of Zoo Animals During a Total Solar Eclipse in the Absence of Visitors.

Zoo biology·2026
Same author

Habitat and seasonal drivers of leukocyte profiles within and across Neotropical bat species.

Biology letters·2025
Same author

229E- and NL63-like coronaviruses in phyllostomid bats, Belize.

One health (Amsterdam, Netherlands)·2025
Same author

Longitudinal impacts of habitat fragmentation on <i>Bartonella</i> and hemotropic <i>Mycoplasma</i> dynamics in vampire bats.

bioRxiv : the preprint server for biology·2025
Same author

Exposure to humans and task difficulty levels affect wild raccoons (<i>Procyon lotor</i>) learning.

Behavioral ecology : official journal of the International Society for Behavioral Ecology·2024

Related Experiment Video

Updated: Jun 3, 2026

Tissue Collection of Bats for -Omics Analyses and Primary Cell Culture
15:31

Tissue Collection of Bats for -Omics Analyses and Primary Cell Culture

Published on: October 23, 2019

High duty cycle echolocation and prey detection by bats.

Louis Lazure1, M Brock Fenton

  • 1Department of Biology, University of Western Ontario, London, ON, Canada, N6A 5B7. louis.lazure@gmail.com

The Journal of Experimental Biology
|March 11, 2011
PubMed
Summary

High duty cycle (HDC) echolocation in bats is superior for detecting fluttering prey compared to low duty cycle (LDC) echolocation. This enhanced flutter detection explains why HDC bats often consume moths.

More Related Videos

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night
06:19

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night

Published on: December 29, 2021

A Precise and Autonomous System for the Detection of Insect Emergence Patterns
06:22

A Precise and Autonomous System for the Detection of Insect Emergence Patterns

Published on: January 9, 2019

Related Experiment Videos

Last Updated: Jun 3, 2026

Tissue Collection of Bats for -Omics Analyses and Primary Cell Culture
15:31

Tissue Collection of Bats for -Omics Analyses and Primary Cell Culture

Published on: October 23, 2019

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night
06:19

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night

Published on: December 29, 2021

A Precise and Autonomous System for the Detection of Insect Emergence Patterns
06:22

A Precise and Autonomous System for the Detection of Insect Emergence Patterns

Published on: January 9, 2019

Area of Science:

  • Bioacoustics
  • Animal Behavior
  • Sensory Ecology

Background:

  • Bats use laryngeal echolocation for navigation and foraging.
  • Two main echolocation strategies exist: low duty cycle (LDC) and high duty cycle (HDC).
  • HDC echolocation is sensitive to Doppler shifts and suited for cluttered environments.

Purpose of the Study:

  • To evaluate the effectiveness of LDC versus HDC echolocation for detecting fluttering prey.
  • To determine if echolocation call characteristics influence prey detection success.
  • To explain the dietary prevalence of moths in HDC bats.

Main Methods:

  • Measured echo amplitude from artificial bat calls mimicking LDC and HDC signals interacting with fluttering targets.
  • Recorded field observations of LDC and HDC bats approaching insect-like fluttering targets.

Main Results:

  • Echoes from HDC-like sounds showed greater amplitude from fluttering targets.
  • HDC bats approached fluttering targets significantly more often (18.6%) than LDC bats (1.2%).

Conclusions:

  • Echolocation duty cycle and pulse duration significantly enhance the detection of fluttering prey in cluttered environments.
  • HDC echolocation provides a superior ability to detect fluttering prey compared to LDC echolocation.
  • Improved flutter detection by HDC bats contributes to their higher consumption of moths.