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

Actin Treadmilling01:18

Actin Treadmilling

8.2K
Actin filaments undergo polymerization and depolymerization from either end. The polymerization and depolymerization rates depend on the cytosolic concentration of free G-actins. The polymerization rate is generally higher at the plus or barbed end, while the depolymerization rate is higher at the minus or pointed end. At a steady state, critical concentration describes the concentration of free G-actin monomers at which the polymerization rate at the plus end is equal to that of the...
8.2K
Microtubule Instability02:17

Microtubule Instability

5.3K
Microtubules are hollow cylindrical filaments having a diameter of approximately 25 nm and a length that varies from 200 nm to 25 μm. GTP-bound tubulin subunits form αβ-heterodimers for microtubule assembly. These core building blocks interact longitudinally, polymerizing into protofilaments. The protofilaments then interact with one another through lateral bonding forces to form stable cylindrical microtubules. These cylindrical filaments are dynamic as they undergo repeated...
5.3K

You might also read

Related Articles

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

Sort by
Same author

Moo-ving mountains: grazing agents drive terracette formation on steep hillslopes.

Journal of the Royal Society, Interface·2026
Same author

Bridging Science Across Species: A Biomechanics Outreach Event at the Zoo.

Integrative organismal biology (Oxford, England)·2026
Same author

Gait transitions in load-pulling quadrupeds: insights from sled dogs and a minimal spring-loaded inverted pendulum model.

Journal of the Royal Society, Interface·2026
Same author

A centrin-Sfi1 myoneme fishnet powers ultrafast calcium-triggered contraction in the giant ciliate <i>Spirostomum ambiguum</i>.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Controlling noisy herds: Temporal network restructuring improves control of indecisive collectives.

Science advances·2026
Same author

Light-induced assembly and repeatable actuation in Ca<sup>2+</sup>-driven chemomechanical protein networks.

Nature communications·2026

Related Experiment Video

Updated: Sep 11, 2025

Comprehensive Understanding of Inactivity-Induced Gait Alteration in Rodents
04:37

Comprehensive Understanding of Inactivity-Induced Gait Alteration in Rodents

Published on: July 6, 2022

2.5K

Three-Dimensional Tracking Method for Water-Hopping Mudskippers in Natural Habitats.

Calvin A Riiska1, Jacob S Harrison1, Rebecca D Thompson1

  • 1School of Chemical and Biomolecular Engineering, Georgia Institute of Technology, 311 Ferst Dr NW, Atlanta, GA 30332, USA.

Integrative and Comparative Biology
|August 12, 2025
PubMed
Summary

Katydids slow down and alter their gait on steeper inclines, especially larger insects. Substrate roughness did not impact their walking speed or gait patterns in this study.

More Related Videos

Studying the Neural Basis of Adaptive Locomotor Behavior in Insects
10:19

Studying the Neural Basis of Adaptive Locomotor Behavior in Insects

Published on: April 13, 2011

13.0K
Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion
08:19

Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion

Published on: January 15, 2016

8.9K

Related Experiment Videos

Last Updated: Sep 11, 2025

Comprehensive Understanding of Inactivity-Induced Gait Alteration in Rodents
04:37

Comprehensive Understanding of Inactivity-Induced Gait Alteration in Rodents

Published on: July 6, 2022

2.5K
Studying the Neural Basis of Adaptive Locomotor Behavior in Insects
10:19

Studying the Neural Basis of Adaptive Locomotor Behavior in Insects

Published on: April 13, 2011

13.0K
Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion
08:19

Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion

Published on: January 15, 2016

8.9K

Area of Science:

  • Biomechanics
  • Insect locomotion
  • Animal behavior

Background:

  • Terrestrial organisms navigate complex terrains with varying inclines and roughness.
  • Arboreal environments present unique challenges for locomotion due to variable surface structures.
  • Understanding insect gait adaptations is crucial for ecological and biomechanical studies.

Purpose of the Study:

  • To investigate the effects of incline angle and substrate roughness on katydid walking gait.
  • To determine how katydid body mass influences locomotor strategies.
  • To identify adaptive changes in gait parameters like speed and limb coordination.

Main Methods:

  • Katydids (Tettigoniidae) were tested on a custom platform with controlled incline angles (30°–90°) and substrate roughness (sandpaper grits 40, 120, 320).
  • Locomotion parameters including walking speed, gait pattern (alternating tripod vs. other), and duty factor were measured.
  • The influence of katydid body mass was analyzed in conjunction with incline and roughness variables.

Main Results:

  • Walking speed decreased significantly with increasing incline angle and katydid mass.
  • Steeper inclines and larger katydid size led to a reduced likelihood of alternating tripod gait, favoring more limb contact.
  • Average duty factor increased with steeper inclines and greater body mass, while substrate roughness had no significant effect on speed or gait.

Conclusions:

  • Katydid locomotion is significantly modulated by incline angle and body mass, influencing speed and gait stability.
  • Gait adjustments, such as reduced speed and increased limb support, are key adaptations for navigating challenging inclines.
  • Substrate roughness appears to be a less critical factor than incline or body mass for katydid walking strategies in these conditions.