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Community Ecology (Predator-Prey Interactions predprey (competition…

- - - - why herbivores choose the ones they choose to eat
      - produced optimal diet model
        
        predators should prefer prey=high in energy
        
        choosing easy to handle low energy prey when high one is scarce
        
        some prey items always eaten, some not when easy to get
        
        less profitable prey will be ignored if more profitable prey is available
- - - - high latitudes=less energy for autotrophs
      - very little ice-free land