Culling Examples Farmed Animals Research 
Critter News
APRIL 24, 2009
Better conditions for animals hurt the bottom line. Animal welfare is a cost of doing business, not a moral obligation. Here's an example. I'm not arguing about the methods as I'm not a veterinarian, but it's a good example of the clinical discussion of costs when it comes to managing farm animal health.
10,000 Birds
MARCH 19, 2013
In 1898, Hermon Bumpus published a paper about change in the morphology in a population of House Sparrows that he proposed was an example of Darwinian Natural Selection in action. There are few areas of the world where they have been introduced and not survived (Greenland and Cape Verde are examples of this bird’s local demise).
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