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

Migration00:53

Migration

Migration is long-range, seasonal movement from one region or habitat to another. This common strategy, carried out by many different organisms around the world, is an adaptive response that typically corresponds to changes in an organism’s environment, like resource availability or climate. Migrations can involve huge groups of thousands of animals as well as single individuals traveling alone and can range from thousands of kilometers to just a few hundred meters.
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...
Epiphytes, Parasites, and Carnivores02:40

Epiphytes, Parasites, and Carnivores

Plants often form mutualistic relationships with soil-dwelling fungi or bacteria to enhance their roots’ nutrient uptake ability. Root-colonizing fungi (e.g., mycorrhizae) increase a plant’s root surface area, which promotes nutrient absorption. While root-colonizing, nitrogen-fixing bacteria (e.g., rhizobia) convert atmospheric nitrogen (N2) into ammonia (NH3), making nitrogen available to plants for various biological functions. For example, nitrogen is essential for the biosynthesis of the...
Pollination and Flower Structure02:40

Pollination and Flower Structure

Flowers are the reproductive, seed-producing structures of angiosperms. Typically, flowers consist of sepals, petals, stamens, and carpels. Sepals and petals are the vegetative flower organs. Stamens and carpels are the reproductive organs.

You might also read

Related Articles

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

Sort by
Same author

Energetic Costs of Extreme Heat: High Temperatures Elevate Daytime Activity and Suppress Nighttime Foraging in Flying-Foxes.

Ecology and evolution·2026
Same author

Emergence from torpor rapidly elevates suppressed blood immune parameters in a bat species hibernating in a moderate climate.

The Journal of experimental biology·2026
Same author

Torpor: White-backed swallows snooze through the rain.

Current biology : CB·2026
Same author

Daily torpor in summer- and winter-acclimated hamsters: are thermal biology and balancing energy budgets under a different seasonal physiological control?

Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology·2026
Same author

Torpor in a passerine bird expands the scope of avian heterothermy.

Current biology : CB·2026
Same author

Correction: Winter torpor and body mass patterns of a cave-roosting bat in cool and warm climates.

Oecologia·2026

Related Experiment Video

Updated: Jul 8, 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

Hibernation by tree-roosting bats.

Christopher Turbill1, Fritz Geiser

  • 1Department of Zoology, University of New England, Armidale, NSW, 2351, Australia. cturbill@une.edu.au

Journal of Comparative Physiology. B, Biochemical, Systemic, and Environmental Physiology
|January 23, 2008
PubMed
Summary
This summary is machine-generated.

Long-eared bats unexpectedly use sunny roosts in winter. Daily temperature cycles, not stable cool temperatures, help reduce energy expenditure during hibernation.

More Related Videos

Quantifying Corticolous Arthropods Using Sticky Traps
05:28

Quantifying Corticolous Arthropods Using Sticky Traps

Published on: January 19, 2020

An Experimental Study on Colorado Potato Beetle Hibernation Under Natural Conditions
07:44

An Experimental Study on Colorado Potato Beetle Hibernation Under Natural Conditions

Published on: November 17, 2023

Related Experiment Videos

Last Updated: Jul 8, 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

Quantifying Corticolous Arthropods Using Sticky Traps
05:28

Quantifying Corticolous Arthropods Using Sticky Traps

Published on: January 19, 2020

An Experimental Study on Colorado Potato Beetle Hibernation Under Natural Conditions
07:44

An Experimental Study on Colorado Potato Beetle Hibernation Under Natural Conditions

Published on: November 17, 2023

Area of Science:

  • Zoology
  • Ecology
  • Physiology

Background:

  • Long-eared bats (Nyctophilus spp.) utilize diurnal heating in summer roosts.
  • Hibernation typically requires cool, stable temperatures for energy conservation.

Purpose of the Study:

  • To investigate the winter thermoregulatory physiology and roosting ecology of hibernating Nyctophilus geoffroyi and N. gouldi.
  • To test the prediction that bats would prefer thermally insulated roosts during winter hibernation.

Main Methods:

  • Field study quantifying winter thermoregulatory physiology.
  • Ecological assessment of roost selection in hibernating bats.
  • Analysis of torpor bout duration and arousal frequency in relation to roost microclimate.

Main Results:

  • Bats predominantly roosted under bark on sunny sides of trees (65%) and in shallow cavities (35%).
  • Torpor bouts lasted up to 15 days, with frequent arousals, especially on warmer nights.
  • Periodic arousals coincided with peak roost temperatures, minimizing rewarming costs.

Conclusions:

  • Daily temperature fluctuations, not stable cool temperatures, may reduce energy expenditure in hibernating bats in milder climates.
  • Hibernation models from cold climates are not directly applicable to species in milder environments.
  • Periodic arousals and occasional foraging are key components of winter survival for these bats.