'Clutch size' presentation slideshows

Lecture 17: Measuring Selection in the Wild

Lecture 17: Measuring Selection in the Wild. Definitions (again): Natural Selection = individual variation in Darwinian fitness that is correlated with variation in one or more phenotypic traits.

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Simple methods to improve MCMC efficiency in random effect models

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Lecture 3: Natural Selection

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Bio 161 Ecology and Evolution

Bio 161 Ecology and Evolution. Population Ecology (2): Life history strategies: Maximize reproductive value. Population Biology:. Life history of the individual:. Birth Energy gathering (feeding) Growth Dispersal Reproduction Rest / reorganization Death.

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The Evolution of Life Histories

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Figure 4.6 Comparison of anatomy of the anamniotic amphibian egg and the amniotic reptile egg.

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61BL3313 Population and Community Ecology

Lecture 07 Life histories Spring 2013 Dr Ed Harris. 61BL3313 Population and Community Ecology. Life-histories -intro -r and K selection -energy allocation -clutch size + spatial patterns -predation -bet hedging. Life-histories What is a "life history"

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There are a number of tradeoffs that life history ecology has studied:

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Thomas P. Albright Laboratory for Conservation Biogeography Department of Geography

Desert Birds in a Warming World: Characterizing Thermal Stress with Daily Earth Observation Data in Complex Terrain and Microsites. Thomas P. Albright Laboratory for Conservation Biogeography Department of Geography Mackay School of Earth Science & Engineering

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Evolution and Life Histories II

Evolution and Life Histories II. LS: 4 days. LH example: Thrip egg mites. Life History Principles. Generally begin with birds Reproductive output is accessible. Reproductive output can be easily manipulated and adjusted. Individuals can be marked for identification.

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Accepting cost, the next question to evaluate is how big that cost is, i.e.

Accepting cost, the next question to evaluate is how big that cost is, i.e. The Numbers and Sizes of Offspring Clutch size varies enormously among species. Assume that evolution should have optimized clutch size. W e need to understand how it is regulated.

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Life History

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REPRODUCTION

REPRODUCTION. Ovis canadensis. MATING SYSTEMS. SEXUAL SELECTION. Hatchlings are PRECOCIAL require no further maternal provisioning. Oviparity Ancestral reproductive mode of amniotes Turtles & Crocodilians Large clutches of small eggs (relative to adult size).

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Birds of Connecticut

Birds of Connecticut. PowerPoint Project. Cardinalis cardinalis Northern Cardinal. Crest. Cardinalis cardinalis Northern Cardinal. Class: Aves Order: Passeriformes Family: Cardinalinae: Cardinals & Grosbeaks Size: body: 20 - 23 cm. Diet: seeds, berries, insects.

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Models and statistics

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Prevention of Population Cycles by Parasite Removal

Prevention of Population Cycles by Parasite Removal. Peter J. Hudson, Andy P. Dobson and Dave Newborn. Who remembers population cycles?. Trichostrongylus tenuis. Lagopus lagopus scoticus. Parasites and the Red Grouse. Trichostrongylus tenius. Basic single host nematode life cycle.

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Inclusive Fitness

Inclusive Fitness. Psychology 3107. Introduction. Darwin was troubled by the preponderance of behaviour that seemed to be of no benefit to the actor Examples Sterile insect castes Bee stings Alarm calling Reproductive restraint. Reproductive restraint.

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GEOGRAPHIC VARIATION IN CLUTCH SIZE AND A REALIZED BENEFIT OF AGGREGATIVE FEEDING

F P P 16.4 <0.0001 G 0.282 0.5992 P x G 0.06 0.8079. F P P 69.3 <0.0001 G 10.11 0.0029 P x G 1.66 0.21. Sympatric with B. polydamas.

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Preliminary Data on Euphausiid Distribution and Growth in the Northern Gulf of Alaska.

Preliminary Data on Euphausiid Distribution and Growth in the Northern Gulf of Alaska. A.I. Pinchuk, R.R. Hopcroft, K.O. Coyle Institute of Marine Science, University of Alaska Fairbanks, AK 99775-7220. Species. Temperature, o C. Intermolt Period 1 (95% Confidence Interval), days.

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