...most fruits, many vegetables, and many nuts require pollination by bees. And not free bees, but slave bees, who are carried from place to place in boxes, by beekeepers.

...you have to kill a lot of pests to grow just one apple, whereas you can get many, many steaks by killing just one cow.

http://www.nationalreview.com/article/432711/veganism-makes-no-sense