This article presents a different way to look at vegetarian eating and the harm it does to animal life.

Now I am sure many of those avoiding meat because f the 'cruelty' of killing a cow, pig or sheep never considered the total picture.

http://theconversation.com/ordering-the-vegetarian-meal-theres-more-animal-blood-on-your-hands-4659

"At least 100 mice are killed per hectare per year (500/4 × 0.8) to grow grain. Average yields are about 1.4 tonnes of wheat/hectare; 13% of the wheat is useable protein. Therefore, at least 55 sentient animals die to produce 100kg of useable plant protein: 25 times more than for the same amount of rangelands beef."