emery_guest_speaker

emery_guest_speaker - Guestspeaker...

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Guest speaker “all models are wrong, but some models are useful” - George Box (a well-known statistician) Intraspecific competition - competition = use or defense of a limiting resource by one individual that reduces its  availability to other individuals - if competitors are members of the same species, intraspecific competition - if members of different species,  interspecific competition - O 2  may be no be limiting in one environment but in another - ex: humans air vs. fish in water - limiting resource: a resource whose abundance influences individual survival or  reproduction  (d or b) - “defense” : competition by interference (excludes other) or contest - ex: impala territorial defense - ex: sagebrush chemical warfare (“allelopathy”) - “defense”: competition by interference - “use”” competition by exploitation (scramble competition) - ex: little bluestem use of soil nitrogen
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emery_guest_speaker - Guestspeaker...

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