As Singer states, almost all humans are speciesists. Speciesism is the discrimination, prejudice, or attitude of bias in …show more content…
the interest in not suffering or being killed, not their rights. In this case they believe that humans are superior since they are more intelligent and have a larger mental capacity than animals and therefore should not be considered equal to them. However equality within our own human species is not based off of the same reasoning. We would not say that someone with an IQ of 125 has a more superior status or is greater than someone with an IQ of 70. Yes there are certain characteristics of beings that make their lives more valuable than others however then that would imply that there are nonhuman animals whose lives hold more value than the lives of some humans. For instance a chimpanzee would have greater mental capacities than a mentally retarded infant (Singer 388). This objection does not succeed because since it is wrong to treat other members of our own species differently based solely on their intelligence then that does not make it morally acceptable to treat members of different species on that same