An argument for extending the principle of equality beyond our own species is simple. It amounts to no more then a clear understanding of the nature of the principle of equal consideration of interests. This principle implies that our concern for others ought not to depend on what they are like or what abilities they posses. It is on this basis that we are able to say that …show more content…
It gives basic moral significance to things that are able to experience pain and pleasure. Human’s and non humans can most certainly experience pain and pleasure therefore we all deserve equality. Singer argues that we have a direct duty to animals, to include their interest in our moral reasoning. Whether or not animals can author treatises on mathematics they like us feel pain and we therefore have an obligation not to cause them needless suffering. Singer denounces all forms of what he calls “speciesism” whereby human beings believe they can exploit animals merely because they do not belong to the species homo sapiens. Just because animals aren’t homo sapiens doesn’t mean they are not equal. They have hearts, they pump blood, they breathe and they create life, these are all qualities us humans