Why don't you try these? http://www.hometowncelebrations.com/zooancupi.html
They're not edible but would be way cheaper than if you were charging for your time spent making edible ones.
If not, why don't you try to make your own? You WILL surprise yourself and they would be so much fun to make.
These particluar Sugar heads are from Fancy Flours in Montana...Try C a l j a v a o n l i n e.com..I saw a neat selection there also.
take out the spaces and the computer defaults it to GSA...
you could also try shop bakers nook . com (minus the spaces) They have really cute edible cupcake decorations and I know they have safari animals.