Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Pollination and Flower Structure

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.

Migration

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.

Distribution and Dispersion

Distribution and Dispersion

Ecology is the study of how organisms interact with their environment and with one another. An important aspect of ecology is understanding where species are found and how individuals are distributed within those areas. The geographic range of a species refers to the total area where its members are located, while dispersion describes the pattern of spacing of individuals within that range.Geographic Range and Dispersion PatternsWithin a species’ geographic range, individuals may be distributed...

Biological Clocks and Seasonal Responses

Biological Clocks and Seasonal Responses

The circadian—or biological—clock is an intrinsic, timekeeping, molecular mechanism that allows plants to coordinate physiological activities over 24-hour cycles called circadian rhythms. Photoperiodism is a collective term for the biological responses of plants to variations in the relative lengths of dark and light periods. The period of light-exposure is called the photoperiod.

Threats to Biodiversity

Threats to Biodiversity

There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...

Gene Flow

Gene Flow

Gene flow is the transfer of genes among populations, resulting from either the dispersal of gametes or from the migration of individuals.

You might also read

Related Articles

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

Sort by

Same author

Tree cover loss and intensified land use simplify bat assemblages in Amazonian cacao agroforestry landscapes.

Landscape ecology·2026

Same author

Flower-rich and diverse road verges support pollinators, but traffic speed limits the ecological benefits across Europe.

Ecological applications : a publication of the Ecological Society of America·2026

Same author

Closing the gap between statistical and scientific workflows for improved forecasts in ecology.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2026

Same author

Trait-mediated interactions drive local diversity.

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

Same author

Higher-order interactions enhance the latitudinal tree diversity gradient.

Nature·2026

Same author

Drought events reduce reproductive success of a long-tongued bumblebee species.

Proceedings. Biological sciences·2026

Search research articles

Related Experiment Video

Updated: Jul 7, 2026

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

Published on: November 25, 2016

Landscape effects on crop pollination services: are there general patterns?

Taylor H Ricketts¹, James Regetz, Ingolf Steffan-Dewenter

¹Conservation Science Program, WWF, Washington D.C., USA. taylor.ricketts@wwfus.org

Ecology Letters

|February 26, 2008

Summary

Conserving natural habitats near farms boosts crop pollination by wild bees. Pollinator activity declines sharply with distance from these habitats, impacting harvest yields.

More Related Videos

Evaluating the Effect of Pesticides on the Larvae of the Solitary Bees

Evaluating the Effect of Pesticides on the Larvae of the Solitary Bees

Published on: October 15, 2021

In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

Published on: July 16, 2018

Related Experiment Videos

Last Updated: Jul 7, 2026

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

Published on: November 25, 2016

Evaluating the Effect of Pesticides on the Larvae of the Solitary Bees

Evaluating the Effect of Pesticides on the Larvae of the Solitary Bees

Published on: October 15, 2021

In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

In Vitro Rearing of Solitary Bees: A Tool for Assessing Larval Risk Factors

Published on: July 16, 2018

Area of Science:

Ecology
Agricultural Science
Conservation Biology

Background:

Pollination by wild animals is crucial for 70% of global crops.
Habitat conservation for wild pollinators in agricultural landscapes ensures pollination services.

Purpose of the Study:

To estimate the general relationship between pollination services and proximity to natural habitats.
To understand how land use change affects pollinator communities and crop productivity.

Main Methods:

Synthesized results from 23 studies across five continents using hierarchical Bayesian techniques.
Analyzed data on pollinator richness and visitation rates in relation to distance from natural/semi-natural habitats.

Main Results:

Found exponential declines in pollinator richness and native visitation rate with increasing distance from natural habitats.
Visitation rate decreased by half at 0.6 km, while richness decreased by half at 1.5 km.
Tropical regions and crops pollinated by social bees showed steeper declines, indicating higher susceptibility to habitat loss.

Conclusions:

Habitat loss significantly impacts wild pollinator populations and their effectiveness in crop pollination.
Quantifying these relationships aids in predicting land use change consequences and informs conservation strategies.
Balancing human needs with native species conservation is essential for sustainable agriculture.