They're nutritious, high in protein, and full of minerals. And they can even help fight obesity! According to numerous sources, insects are an underutilized food source:
http://www.bbc.co.uk/news/world-22508439
http://news.nationalgeographic.com/n...-bugs-beetles/
http://www.reuters.com/article/2013/...94C0J420130513
(But, uh...no thanks!)