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

Multi-species Conserved Sequences02:51

Multi-species Conserved Sequences

4.9K
Next-generation sequencing technologies have created large genomic databases of a variety of animals and plants. Ever since the human genome project was completed, scientists studied the genome of primates, mammals, and other phylogenetically distant living beings. Such large-scale  studies have provided new insights into the evolutionary relationship between organisms.
Although the genome of each species varies greatly from each other, a few sequences are highly conserved. Such conserved...
4.9K
What is Evolutionary History?02:35

What is Evolutionary History?

43.6K
Scientists record evolutionary history by analyzing fossil, morphological, and genetic data. The fossil record documents the history of life on Earth and provides evidence for evolution. However, both fossil and living organisms offer evidence that outlines Earth’s evolutionary history.
43.6K
What is Conservation Biology?01:57

What is Conservation Biology?

24.4K
Conservation biology is a scientific field that focuses on the preservation of biodiversity in order to protect ecosystems while meeting the needs of the human population. Humans require properly functioning ecosystems to maintain our supply of natural resources, including food, medicines, and building materials.
24.4K
Formation of Species01:31

Formation of Species

45.3K
Speciation describes the formation of one or more new species from one or sometimes multiple original species. The resulting species are discrete from the parent species, and barriers to reproduction will typically exist. There are two primary mechanisms, speciation with and without geographic isolation—allopatric and sympatric speciation, respectively.
45.3K
Conservation of Small Populations02:04

Conservation of Small Populations

17.4K
Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...
17.4K
What is a Species?01:17

What is a Species?

50.5K
Overview
50.5K

You might also read

Related Articles

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

Sort by
Same author

Genomic data from the extinct California brown bear suggests a source population for reintroduction to California.

The Journal of heredity·2025
Same author

Coupled social and ecological change drove the historical extinction of the California grizzly bear (<i>Ursus arctos californicus</i>).

Proceedings. Biological sciences·2024
Same author

Lessons for conservation from beneath the pavement.

Conservation biology : the journal of the Society for Conservation Biology·2022
Same author

Analogies for a No-Analog World: Tackling Uncertainties in Reintroduction Planning.

Trends in ecology & evolution·2020
Same author

A Sanctuary for Science: The Hastings Natural History Reservation and the Origins of the University of California's Natural Reserve System.

Journal of the history of biology·2011
Same author

Credibility.

Conservation biology : the journal of the Society for Conservation Biology·2008

Related Experiment Video

Updated: Feb 9, 2026

At-Risk Butterfly Captive Propagation Programs to Enhance Life History Knowledge and Effective Ex Situ Conservation Techniques
07:10

At-Risk Butterfly Captive Propagation Programs to Enhance Life History Knowledge and Effective Ex Situ Conservation Techniques

Published on: February 11, 2020

7.7K

Species Complex: Classification and Conservation in American Environmental History.

Peter S Alagona

    Isis; an International Review Devoted to the History of Science and Its Cultural Influences
    |June 14, 2018
    PubMed
    Summary
    This summary is machine-generated.

    Biological classification impacts conservation. The differing conservation statuses of rainbow trout and steelhead, despite being the same species, highlight how defining organisms shapes conservation outcomes.

    More Related Videos

    Development and Testing of Species-specific Quantitative PCR Assays for Environmental DNA Applications
    08:54

    Development and Testing of Species-specific Quantitative PCR Assays for Environmental DNA Applications

    Published on: November 5, 2020

    15.9K
    JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning
    09:23

    JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning

    Published on: March 21, 2025

    2.0K

    Related Experiment Videos

    Last Updated: Feb 9, 2026

    At-Risk Butterfly Captive Propagation Programs to Enhance Life History Knowledge and Effective Ex Situ Conservation Techniques
    07:10

    At-Risk Butterfly Captive Propagation Programs to Enhance Life History Knowledge and Effective Ex Situ Conservation Techniques

    Published on: February 11, 2020

    7.7K
    Development and Testing of Species-specific Quantitative PCR Assays for Environmental DNA Applications
    08:54

    Development and Testing of Species-specific Quantitative PCR Assays for Environmental DNA Applications

    Published on: November 5, 2020

    15.9K
    JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning
    09:23

    JenaTron - An Experimental Approach to Study the Effects of Plant History and Soil History on Grassland Ecosystem Functioning

    Published on: March 21, 2025

    2.0K

    Area of Science:

    • Ecology and Evolutionary Biology
    • Conservation Biology
    • History of Science

    Background:

    • Examines the scientific, administrative, and legal histories of steelhead and rainbow trout.
    • These fish, members of the salmon family, exhibit distinct life histories and appearances.
    • Since the 1930s, scientists have classified them as a single species.

    Observation:

    • Rainbow trout are widely bred in hatcheries and are globally abundant.
    • Steelhead populations along the U.S. West Coast are listed as threatened or endangered.
    • Despite taxonomic unity, their ecological and conservation trajectories have diverged significantly.

    Findings:

    • The classification of biological organisms is not static but a dynamic process influenced by scientific, administrative, and legal factors.
    • Conservation efforts are directly shaped by how species are defined and classified.
    • The divergent fates of rainbow trout and steelhead demonstrate the power of taxonomic and classification debates in conservation.

    Implications:

    • Conservation is an ongoing competition to define the nature of organisms, not just a political dispute.
    • Biological taxonomy and classification are critical elements in environmental history and the history of science.
    • Understanding the history of classification is essential for effective conservation strategies and policy-making.