And lobsters. And mussels. And locusts, squid, termites, beetles, worms, spiders... no shortage of nutritious meat sources, many of which taste better than the average mammal, just that we "westerners" aren't accustomed to eating them.

Edit: should probably include this: http://en.wikipedia.org/wiki/Snail#Snails_in_cuisine

Midwesterners consider those vegetables. Not kidding. Ask for a "vegetarian option" and they might hand you chicken.