BIO205H5 Lecture Notes - Eastern Gray Squirrel, The Food Chain
Document Summary
With intense herbivory, rabbits selected for rapid growth rate. Activity graph about general activtiy not activity related to avoiding predation in which case, the figure would make sense. Organismic b/c all species in association work together as if they were an organism. Individualitstic - each species adapted to range of environmental conditions on its own regardless if other species are adapted to the same conditions, no predictability, no clear zones. Frequent fires in grasslands prevent trees and large trees from growing because they can"t survive fires. No, foxes don"t eat the grass, ppuffins eat fish (not grass) Horned puffins population reduced by foxes significantly, limited amount of nutrients for grass (less puffin poop) # of possible links cut in half because arrow should only point in one direction, not both. Top down control = top predator had efect all the way down to the lower parts of.
