Vonk, Jennifer (2020) No room for speciesism in welfare considerations. Animal Sentience 29(5)
Irina Mikhalevich and Russell Powell, Minds without spines: Evolutionarily inclusive animal ethics
Speciesism should play no role in determining welfare outcomes. Cognition may vary within species as well as between species, but broad classifications such as invertebrates are functionally meaningless in this context. Cognition should relate to welfare only to the extent that it relates to the capacity to suffer or to experience pleasure.