Tracing back to ancient times, humans have hunted animals for survival, for at least ten thousand years, because there are various merits of animals including, their meat, epidermis, bone, teeth, and internal organs, and animals bring humans huge economic value. As a matter of fact, if you are(100%) vegan, you could not survive without killing animals for basic life support. Having said this many people still believe that we should not use animals for our own benefit. I agree in part with this, for the following reasons.