Not to mention all the killer diseases that made the jump from animal to man.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Zoonosis" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Zoonosis</a> &quot;Most human diseases originated in animals&quot;