ECOLOGY 4 student H-O_Sp'10

ECOLOGY 4 student H-O_Sp'10 - ECOLOGY 4 - Friday, April 16,...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
ECOLOGY 4 - Friday, April 16, 2010 Community Ecology Population ecology, concluded r -selected” and “K-selected” species - Natural selection and population growth: life history traits at two extremes of a continuum Population growth and population age structure - Age structure of developed and developing countries compared - Why a population can continue to grow in size even if r = 0. Comparison of community and population level ecology Community Ecology: identifying and interpreting interactions among species o Commensalism 0 0 o Mutualism + + - significance in natural selection - three distinctive mutualisms: lichens, mycorrhizae, legumes & N-fixing bacteria - dissecting an apparent mutualism: hermit crabs and ‘snail fur’: role of experiments, and why context matters o Predation, parasitism, & herbivory - + - significance in natural selection plant secondary compounds; crypsis; warning coloration; two types of mimicry; life history trade-offs - effects on
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 7

ECOLOGY 4 student H-O_Sp'10 - ECOLOGY 4 - Friday, April 16,...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online