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

Quarrying of Stone01:15

Quarrying of Stone

630
Quarrying is the process of extracting stone from a quarry, where specialized techniques are employed to remove large blocks of stone safely and efficiently. This process can involve controlled explosions or more precision-oriented methods such as cutting and drilling.
One common method involves using a diamond belt saw to cut large blocks from the quarry face. These blocks can be about 50 feet long and 12 feet high. After the initial vertical cut, drilling is performed at the base of the...
630
Types of Building Stone01:30

Types of Building Stone

485
Building stones, essential materials for construction, are extracted from natural rock deposits and processed into specific forms and dimensions suitable for various building applications. These stones are broadly classified into three types based on their geological formation: igneous, sedimentary, and metamorphic.
Igneous rocks are formed from the solidification of magma or lava. An example is granite, known for its durability and resistance to weathering, making it ideal for parts of...
485
Stone Masonry01:29

Stone Masonry

538
Stone masonry is a construction technique that uses individual stones to build structures and can be categorized into two main types: rubble and ashlar. Rubble masonry uses uneven, naturally shaped stones such as river rocks or fragments from quarries. This method often requires the mason to select and possibly shape each stone to fit the designated space, ensuring a proper build, even with irregular stone sizes and shapes. Ashlar masonry, on the other hand, employs uniformly cut stones that...
538
Optimal Foraging00:48

Optimal Foraging

14.1K
How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
14.1K
Conservation of Declining Populations02:07

Conservation of Declining Populations

13.5K
Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
13.5K
Water and Mineral Acquisition02:34

Water and Mineral Acquisition

36.0K
Specialized tissues in plant roots have evolved to capture water, minerals, and some ions from the soil. Roots exhibit a variety of branching patterns that facilitate this process. The outermost root cells have specialized structures called root hairs that increase the root surface, thus increasing soil contact. Water can passively cross into roots, as the concentration of water in the soil is higher than that of the root tissue. Minerals, in contrast, are actively transported into root cells.
36.0K

You might also read

Related Articles

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

Sort by
Same author

PriMAT: Robust multi-animal tracking of primates in the wild.

PloS one·2026
Same author

Cellular, Molecular, and Behavioural Sequelae of Early-Life Continuous Low-Dose-Rate Irradiation in Mice.

Cells·2026
Same author

Complex modulation of visual attention to 3rd-person interactions in wild macaques.

Proceedings. Biological sciences·2026
Same author

Identifying practical pathways from animal culture theory to conservation practice.

Biological reviews of the Cambridge Philosophical Society·2026
Same author

Modern stone tool users from northern Kenya emphasize mass and edge length in the selection of cutting tools.

Proceedings. Biological sciences·2026
Same author

Age-Trajectory of Mother-Infant Relationships in Wild Assamese Macaques.

American journal of primatology·2026
Same journal

The exquisite mechanics of a tsetse bite.

eLife·2026
Same journal

Distinct involvements of the subthalamic nucleus subpopulations in reward-biased decision-making in monkeys.

eLife·2026
Same journal

Pink1-mediated mitophagy in the endothelium releases proteins encoded by mitochondrial DNA and activates neutrophil responses during inflammation.

eLife·2026
Same journal

Restraint of melanoma progression by cells in the local skin environment.

eLife·2026
Same journal

Brawn before bite in endemic Asian eutherian mammals after the end-Cretaceous extinction.

eLife·2026
Same journal

Experimental evolution to thermal stress indicates climate resilience in a cosmopolitan arthropod.

eLife·2026
See all related articles

Related Experiment Video

Updated: Feb 23, 2026

Sampling and Pretreatment of Tooth Enamel Carbonate for Stable Carbon and Oxygen Isotope Analysis
07:57

Sampling and Pretreatment of Tooth Enamel Carbonate for Stable Carbon and Oxygen Isotope Analysis

Published on: August 15, 2018

14.9K

Resource depletion through primate stone technology.

Lydia V Luncz1, Amanda Tan2, Michael Haslam3

  • 1Institute for Cognitive and Evolutionary Anthropology, School of Anthropology and Museum Ethnography, University of Oxford, Oxford, United Kingdom.

Elife
|September 9, 2017
PubMed
Summary
This summary is machine-generated.

Long-tailed macaques use tools to forage for shellfish, reducing prey size and abundance. This primate behavior, once thought unique to humans, impacts prey populations and may affect the macaques' own tool use technology.

Keywords:
Macaca fascicularisThailandecologyshellfishstone tool use

More Related Videos

Advanced Workflow for Taking High-Quality Increment Cores - New Techniques and Devices
07:40

Advanced Workflow for Taking High-Quality Increment Cores - New Techniques and Devices

Published on: March 10, 2023

2.9K
Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside
09:06

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Published on: July 3, 2016

8.7K

Related Experiment Videos

Last Updated: Feb 23, 2026

Sampling and Pretreatment of Tooth Enamel Carbonate for Stable Carbon and Oxygen Isotope Analysis
07:57

Sampling and Pretreatment of Tooth Enamel Carbonate for Stable Carbon and Oxygen Isotope Analysis

Published on: August 15, 2018

14.9K
Advanced Workflow for Taking High-Quality Increment Cores - New Techniques and Devices
07:40

Advanced Workflow for Taking High-Quality Increment Cores - New Techniques and Devices

Published on: March 10, 2023

2.9K
Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside
09:06

Removal of Exogenous Materials from the Outer Portion of Frozen Cores to Investigate the Ancient Biological Communities Harbored Inside

Published on: July 3, 2016

8.7K

Area of Science:

  • Primate behavior
  • Ecology
  • Animal tool use

Background:

  • Tool use is a hallmark of human success, but also drives prey endangerment.
  • This technology-driven process was previously considered a uniquely human trait.

Purpose of the Study:

  • To investigate tool-assisted foraging in long-tailed macaques (Macaca fascicularis).
  • To determine the impact of macaque tool use on shellfish prey size and abundance.
  • To explore potential effects on prey reproductive biology and macaque foraging technology.

Main Methods:

  • Comparison of shellfish availability, size, and maturation stages on two islands with differing macaque population sizes.
  • Observation of tool-assisted foraging behaviors in long-tailed macaques.

Main Results:

  • Tool-assisted foraging by macaques significantly reduces shellfish prey size and abundance.
  • These effects are more pronounced in areas with larger macaque populations.
  • A feedback loop exists where declining prey size influences the size of tools used by macaques.

Conclusions:

  • Primate tool-assisted foraging can negatively impact prey populations, mirroring human-driven ecological effects.
  • Sustained foraging pressure may lead to a decline in prey availability, potentially threatening the macaques' foraging technology.
  • This study demonstrates a non-human species engaging in technology-driven ecological impacts.