Exponential population growth: rabbits in Australia

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Exponential population growthrabbits in
Australia
Link to article about rabbits and Australia
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Predation and other forms of Exploitation
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The Stink Ant of the Cameroon(or how pathogens
influence the behavior of their individual hosts)
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Spiny-headed worm, starling, and
pillbug(altering host behavior and an example of
alternate hosts)
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Why would a parasite have alternate hosts?
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Defenses
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Camouflage
Biston betularia (pepper moth) and Kettlewells
work
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Aposematic coloration
Monarch larva feeding on milkweed
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. . . and mimicry
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(No Transcript)
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Predator-prey population level responses
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Predator-prey oscillations
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How important are predators in structuring
communities? Without predation . . .
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Poor Australia, part II
Prickly pear before and
after Cactoblastis moth
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Survivorship curves
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Key Life History Traits

• Survivorship (inverse of mortality)
• Average lifespan
• Age at first reproduction
• Fecundity
• Type of reproduction
• Iteroparous
• Semelparous

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Blue whale
r vs K selection
Pygmy shrew