Offspring size - PowerPoint PPT Presentation

Life Histories

Life Histories. I. What is a Life History? II. Growth and Reproduction III. Offspring Size and Number. Age at Maturity Size at Maturity Number of Offspring Size of Offspring Frequency of Reproduction. Life History Traits. x = age  = age at maturity l x = survival to age x

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510 views • 43 slides

Assignment 1

Assignment 1. Table of data available on website- Katie emailed a few clarifications/errors Draft due in drop box today-- no big deal if a few days late email Katie if need more time Annotated drafts will be staggered in their return as large number of these for Katie to handle.

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469 views • 29 slides

Fish Reproduction and Development

Fish Reproduction and Development. Coevolved traits for producing another generation that will produce another generation... and another ... and another. Coevolution of reproduction and development. Bioenergetic equation: I = M + G + R + E Surplus energy can be spent on G rowth,

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956 views • 27 slides

Life History = ‘stages’ of life for an organism

Life History = ‘stages’ of life for an organism. Number of offspring? How many usually survive? When do young mature (i.e. capable of reproduction)? How does environment affect these traits? What makes these traits adaptive?. Offspring Number Versus Offspring Size.

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412 views • 13 slides

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