Community Ecology notes 2

Community Ecology notes 2 - Defense Adaptations Cryptic...

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Defense Adaptations Cryptic coloration : type of Camouflage that makes prey difficult to spot Aposematic coloration : gives off a Bright, warning coloration exhibited by animals with effective chemical or physical defenses Batesian mimicry : a harmless species looks like a species that is poisonous or harmful Mullerian mimicry : A mutual mimicry by two unpalatable species that resemble each other Herbivory : a + / – interaction in which an organism eats parts of a plant or alga o Most herbivores are actually invertebrates o Many have specialized adaptations such as chemical sensors on their feet that enable them to distinguish between toxic and nontoxic plants and more nutritious plants o Plant’s arsenal against herbivores may be chemical toxins or structures like spines and thorns Symbiosis : Relationship when individuals of two or more species live in direct and intimate contact with one another Parasitism : + / – symbiotic interaction in which one organism, the
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This note was uploaded on 01/22/2012 for the course BIOL 1030 taught by Professor Jones during the Spring '10 term at Alabama.

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Community Ecology notes 2 - Defense Adaptations Cryptic...

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