This NPR story is quite interesting, especially as it relates to The SARF… Live Animal zoos do seem to share many of the same ethical concerns as The Stuffed Animal Rescue Foundation (as you know, no money is ever exchanged in the stuffed animal adoption process).
The link: A Dozen Puffins Will Get You 800 Mackerel: Inside The Weird Economy Of Zoos

We can’t help but wonder what the going exchange rate is for live vs. stuffed puffins. Perhaps we will have The Intern do a bit of research.