But, egalitarian critics began to argue more forcefully, just as males’ putting their interests highest led them to subjugate women, and just as whites’ putting their interests highest led them to subjugate all other races, humans’ putting their interests highest had led to the subjugation of the other species and the environment as a whole. The proposed solution then was the radical moral equality of all species. We must recognize not only that productivity and wealth are evil, but also that all species from bacteria to wood lice to aardvarks to humans are equal in moral value.

