Search for tag: "population genetics"

Into thinner air: How pikas live on the roof of the world and implications for their persistence

Recorded: April 17, 2019

highest elevationspica specieshuman dominatednorth americadominated areaoxygen concentrationspecies levelfood sourceyear periodheat transferprevious studyoxidase proteinsystems theoryfold differencelow elevation deerbit biggerindividual levelhypoxic stresstime scaleburrowing specieshabitat (ecology) terminologyfolded proteinfood web4000 metergeography terminologysingle individualoxygenlocally extinctmeter gradientmammals of indiasnow leopardtibetan yakenvironmental conservationmeter siteinvasive specieslow elevation6000 metersprotein efficiencychange elevationspecies rangeclimate changesample collectionhigh elevationmontane ecologycomplex systemprevious rangeblood sampleclimate historyefficient proteinpenguin scalesmammals of asiagene expressionlower elevationmonotypic mammal generacool resulthigh elevation picaamerican pieoxygen phosphorylation pathwaydeer micegenes highlightedsea levellengthrange limitgenetic differencesmountain systemproteinstopographyelevations sitepopulation geneticsextinctionmain thingoxidative phosphorylation pathwaymammals of chinacold stressgenetic adaptationhypoxia tolerancetakes placephilosophical terminologycontinentscurrent species rangelong term persistenceamino acid100 yearsdarker greenmuseum collectionsphysical geographyenvironmental terminologymain reasonpercent oxygengenerate oxygen concentrationscold environmenthigher elevation5000000 yearscandidate geneburrow systems5000 meter sitetibetan plateaulimited oxygen100 percentcaption completeeconomics terminologyhuman impactsnowglobal surface temperaturem.r.geodesy5000 meteraverage ratebroad elevationcurrent rangehuman populationsequencing databig cats of indiaelevation rangemammals of pakistanhuman spaceflightlower elevations speciesmovement upwardthought50000000 yearselevations specieseffectsspeciesgeneelevationpikaspicaexpressionadaptationssampleselevationschangegenesmetersclimaterangestudylotpathwaydifferencesprotein
From  Jeff Layne on April 18th, 2019 0 likes 58 plays   

Elk in California: History, current status, and future of California’s largest land mammal

Tom Batter PhD Student Mammalian Ecology and Conversation Unit University of California Tom Batter, University of California, Davis, Mammalian Ecology and Conservation Unit, shares his California…

d.n.a.sierra nevadamammals of europelivestockrange expansionbit largerconservation biologyelk managementnorth americacrude estimatewide rangechili dogssurvey methodologydomestic livestocksmall bachelor groupspopulation monitoringrocky mountainmegafauna of north americamanagement decisionsgreat conservation successbreeding seasonestimate agehuman geographymove forwardeffectsmountain ranges of british columbiasuccess ratedomesticated animalsdairy farmingconfined heardanimal diseasesowens valleytransportation eventsmammals of africahuman conflictdemographygood jobmanagement approachnatural reserveg.p.s. collarprivate entitiessexdisease transmissionsan luisjoe hobbsmonitor population trendsconservation success storygeneticseuropean settlementpopulation trendstarget animalkern countypretty goodzoological nomenclatureservice canadensiscollar datacommonly calledmendel nortecache creekratiosmountain rangewildlifemethods and principles in archaeologypopulation estimatesaerial surveysregions of the americaspublic opinionsex ratiobody sizepolitical science termsgenetic diversitypopulation geneticsultimate goalnational park serviceg.p.s.elk and red deerpopulation ecologycrossing areaswildlife of siberiachronic wasting diseasemuseum specimensconservationbreedingplant growthcontinentsnorth centralmain driverwildlife refugeloading corralmodern californiafuture management directionpopulationdata collectionenvironmental terminologyrocky mountain elkhighly variableaerial vehiclesplant materialtime periodsiskiyou countycow calffree ranging herdphysiographic divisionsnortheastern portionpublic sentimentmegafauna of eurasiafixed wingsurveyinggenetic materialpoliticsgrizzly islandd.n.a. approachcaption completecentral valleygenetic variationamerican elksatellite g.p.s. collarssmall rangefree ranginghigh fenceeuropean red deermating seasonhuman settlementdominant herdspecialized formremain vigilantwater fowlwildlife arealimited number
From  Jeff Layne on April 15th, 2019 0 likes 69 plays   

Regenerating the Diversity of Life in Soils: Hope for Farming, Ranching and Climate

Dr. David Johnson Molecular Biologist New Mexico State University, and Adjunct Faculty, CSU, Chico Dr. David Johnson is a Molecular Biologist conducting research for the Institute for Sustainable…

trophic ecologycoastal and oceanic landformsproductivitysoil improversmicrobeaquatic ecologyforestry and the environmentplanetpercenteconomics terminologyplantsfruitfamilybacteriaplanetary sciencecarboncropscarbon sequestrationcompostmicrobiologypopulation geneticsmolecular biologychemical oceanographyorganismcyberneticscarbon predictorlow carbonplant taxonomygeochemistrymetabolismpaleontologynitrogensystemscoral reefsbiology and pharmacology of chemical elementscellsheat transferbacteriologyelementary arithmeticcomplex systems theoryecologyreducing agentsclimate changemetallurgyphilosophical terminologyplantparentinggeomorphologysoilplant physiologybiodegradable waste managementnitrogen metabolismsustainable agriculturedominantcrops originating from the americassystems scienceforestssystems theoryland managementreefsincreaseorganic fertilizersorganic chemistryedible nuts and seedsenvironmental microbiologycaption completequalities of thoughtbiogeochemical cycleinflammationspedologyenergy economicsabdominal painsystemdemographynitrogen-fixing cropsyearsecosystemsstartclimate forcing agentstimes increasenutrientcommunitypointanimal productssoil sciencequestionchemical elementsorganic compoundsevolutionary biologytechnologypopulation ecologysuperorganismscompostingnonmetalsbehaviorweathergene expressiondigestive systemagricultural soil sciencemeteorologychemical engineeringsoil biologygeneticsscientific classificationphotosynthesisbiologyagriculturefiltersorganic farminggastroenterologyi.b.s.fisheriesfertilizers
From  Jeff Layne on September 13th, 2018 0 likes 2,469 plays   

The Evolutionary Basis of Premature Migration in Pacific Salmon Highlights the Utility of Genomics for Informing Conservation

Dr. Michael Miller Faculty, Department of Animal Science, UC Davis Dr. Michael Miller has been researching how genetics can be used to understand variations in natural populations, and how that…

From  Jeff Layne on February 27th, 2017 0 likes 50 plays   

The Genomics of Physiological Resilience in Killfish

Dr. Andrew Whitehead Department of Environmental Toxicology, UC Davis Dr. Whitehead studies the resistance and resilience of species to environmental stress exposure; he uses the killifish as his…

From  Jeff Layne on October 31st, 2016 0 likes 10 plays