Not sure if it happens at Toronto, but some places sell &quot;adoptions&quot; which help pay for keeping the animals.<p>And some people respond more strongly to the cutesy names, which may increase the amount of education they get from the zoo.<p><a href="http:&#x2F;&#x2F;www.monkeyworld.org&#x2F;primate-adoptions" rel="nofollow">http:&#x2F;&#x2F;www.monkeyworld.org&#x2F;primate-adoptions</a>