What are the three big changes that shirky mentions to the media landscape? how do these changes affect journalists’ sources?.

(c); a male black bear eats fish in an area of a lake, so other black bears can't

the tempest"s caliban is the correct answer;

new york state wildlife expert richard thomas found that a woodchuck could (and does) chuck around 35 cubic feet of dirt in the course of digging a burrow. thomas reasoned that if a woodchuck could chuck wood, he would chuck an amount equivalent to the weight of the dirt, or 700 pounds.