Abstract
According to Martha Nussbaum’s capabilities approach (CA) to justice, a (liberal) society is just if it provides people with the means to actualize basic capabilities that are necessary for a dignified human life. In Frontiers of Justice, Nussbaum (2006) expands the CA to include sentient nonhuman animals in the sphere of justice (as opposed, for instance, to the sphere of compassion). As it does for humans, justice requires that sentient creatures have the ability to access capabilities necessary for their flourishing, as specified by a ‘species norm’ dictating the central capabilities typical to an animal’s kind. Although Nussbaum (2006) does not extend the CA beyond sentient creatures, I will argue ..