Insects contain the most protein in proportion of body weight, their food is whatever low-quality biomass you throw at them, their production doesn't take much

Insects contain the most protein in proportion of body weight, their food is whatever low-quality biomass you throw at them, their production doesn't take much space... They are simply more efficient. Edit: https://news.ycombinator.com/item?id=27128086 https://news.ycombinator.com/item?id=27128086 has a nice FAO quote along these lines.