You are here: Home / Resources / Browse Resources

Open. Adaptable. Free.

Resources created by our members and partners.

The QUBES platform hosts hundreds of teaching materials, reference materials, and cloud-based software free to use and adapt using open Creative Commons licenses.

Text Search:
Applied Filters
    2016-Devaki-Swathi-System of Differential Equations in Prey Predator Model
    Predation relationship exists in ecological niches throughout the world. This is the species interaction which will be mathematically analyzed and embodied in this work.

    Keywords: extinctionCoevolutionpredatorLotka Volterra equationspre

    137

    views

    62

    downloads

    0

    comments

    0

    adaptations

    2012-Ogunrinde-Sunday-On some models based on second order differential equation
    This paper presents some models based on second order differential equations. Such models include interaction between different kinds of species in an environment and pricing policy for optimum...

    Keywords: species interactionpricing policyoptimal inventory

    117

    views

    37

    downloads

    0

    comments

    0

    adaptations

    Species Conservation Management Plan Report and Class Exercise
    In this project, students work in pairs to become an expert in their assigned IUCN Red List endangered species. They are charged to create a well-researched, written conservation management plan....

    Keywords: ecologyconservation4DEE Frameworkmanagement planspeed dating exercise

    315

    views

    75

    downloads

    0

    comments

    0

    adaptations

    Terrestrial Trophic Cascades & Population Structure
    In this activity, students will use data from natural parks to examine trophic cascades.

    Keywords: case studyBiodiversityplantsResource Typetrophic cascadesnational parks

    1032

    views

    467

    downloads

    0

    comments

    0

    adaptations

    2012-R_B_Ogunrinde-J_Sunday-On_some_models_based_on_second_order_differential_equations
    This paper presents some models based on second order differential equations. This is a very straightforward article with good explanations of modeling assumptions.

    Keywords: combatcombat modelspecies interaction

    76

    views

    26

    downloads

    0

    comments

    0

    adaptations

    Climate Drivers of Phenology (Project EDDIE)
    This activity explores the question: which species will be most affected by temperature changes, and how will changes in the phenology of one species affect its interaction with others as the...
    1439

    views

    1169

    downloads

    0

    comments

    0

    adaptations

    Climate Drivers of Phenology (Project EDDIE)
    This activity explores the question: which species will be most affected by temperature changes, and how will changes in the phenology of one species affect its interaction with others as the...
    1392

    views

    263

    downloads

    0

    comments

    3

    adaptations

    2006-Graves-Peckham-Pastor-2D differential equations model for mutualism
    We develop from basic principles a two-species differential equations model which exhibits mutualistic population interactions.

    Keywords: population dynamicsLotka-Volterragrowth ratemutualismLichen

    166

    views

    50

    downloads

    0

    comments

    0

    adaptations

    6-022-CannibalismPredatorPrey-ModelingScenario
    The Lotka-Volterra model tells us that the prey and predator exhibit a shifted cyclic behavior over time. In this module, we look at modifying this prey-predator model to consider the case when...

    Keywords: stabilitypredator-preyequilibriaoscillationscannibalismphase planesspiral sinks

    283

    views

    402

    downloads

    0

    comments

    0

    adaptations

    Angiosperm Diversity in Pollination Systems
    This activity is designed for upper-level undergraduates and graduate students engaged in ecology and biodiversity sustainability studies. This activity will explore how plant-pollinator...

    Keywords: data visualizationBiodiversityplantsPlant-insect interactionsnetworkinsectsBLUEpollinators

    57

    views

    27

    downloads

    0

    comments

    0

    adaptations

    2012-Yuan_Yuan-A coupled plankton system with instantaneous and delayed predation
    We present two simple plankton population models: one has instantaneous predation, another has delayed predation.

    Keywords: phytoplanktonbifurcationorbitsherbivorous zooplanktoneffect of fishmaturation time delay

    96

    views

    34

    downloads

    0

    comments

    0

    adaptations

    Encouraging student collaboration and networking and improving student access to undergraduate research opportunities.
    We describe, as a case study, work done by two undergraduate students on a specific enzyme in the ciliate Tetrahymena thermophila.

    Keywords: undergraduate researchstudent researchenzymes

    1449

    views

    188

    downloads

    5

    comments

    0

    adaptations

    2011-Lucas_Pulley-Analyzing Predator-Prey Models Using Systems of Ordinary Linear Differential Equations
    This research focused on applying biological mathematics to analyzing predation relationships, especially the relationship between the Canadian Lynx and the Snowshoe Hare.

    Keywords: simulationpredator-preyLotka-VolterrapopulationCanadian LynxSnowshoe Harecritical values

    158

    views

    45

    downloads

    0

    comments

    0

    adaptations

    1975-David_Burghes-Population dynamics An introduction to differential equations
    In this paper a number of population models, which lead to differential equations, are derived. First-order variables separable equations are formulated from the Malthusian population model and its...

    Keywords: fishpredator-preylogisticpopulationdelaylag

    160

    views

    64

    downloads

    0

    comments

    0

    adaptations

    The Effect of Climate Change on Butterfly Phenology
    In this module, students explore changes in butterfly phenology through the use of natural history collections data. The resource I have modified is a pptx presentation to introduce the background...

    Keywords: ExcelResources @ ESA - TIEEclimate changefmnphenologynatural history collectionsDIGbutterflyinterspecific interactions

    1531

    views

    682

    downloads

    0

    comments

    0

    adaptations

    The Effect of Climate Change on Butterfly Phenology
    In this module, students explore changes in butterfly phenology through the use of natural history collections data.

    Keywords: ExcelResources @ ESA - TIEEclimate changefmnphenologynatural history collectionsDIGbutterflyinterspecific interactions

    3515

    views

    854

    downloads

    0

    comments

    4

    adaptations

    That Vertebrate Ate What Exactly?
    During the course of this lesson, students will analyze CT scan data and observe bycatch (or an unknown discovery) captured during the scanning process of vertebrates.

    Keywords: EvolutionidigbioAP Biologynatural history collections3D modelsanatomy and physiology#NGSSVertebrate MorphologyCT scanoVert

    1176

    views

    442

    downloads

    0

    comments

    0

    adaptations

    Coevolution or not? Crossbills, squirrels and pinecones
    This case reinforces the concept of coevolution as a reciprocal change in genetic structure between or among two or more populations, by having students analyze and interpret data, build a...

    Keywords: fitnessCoevolutionCo-adaptation

    2691

    views

    882

    downloads

    0

    comments

    0

    adaptations

    Diversity Indices: Simpson's D and E
    This module introduces Simpson's diversity index in the context of understanding how to mathematically measure the species diversity in a community. It is intended for an introductory biology...

    Keywords: ecologydiversityFunctionsOpenStaxdiversity index

    1143

    views

    632

    downloads

    0

    comments

    0

    adaptations

    Implementing an online module about tropical seed dispersal and restoration in an undergraduate ecology course in the Pacific Northwest, USA
    This “Spreading Seeds” case study introduces students to ecology of seed dispersal mutualisms, and their importance for forest restoration. The implementation plan teaching notes, and associated...

    Keywords: mutualismRestoration Ecologyspecies interactionHabitat fragmentationSeed dispersalforest recovery

    410

    views

    18

    downloads

    0

    comments

    0

    adaptations

    Close

    Home

    Search