It is a liquid food originally invented for a sick ferret named Duck.
http://www.afip.org/ferrets/babyfood.html (comments on duck soup recipes
from Dr. Bruce Williams)
 
http://www.geocities.com/Petsburgh/2985/ducksoup.html (recipes)
 
Lorraine Tremblay
Webmistress of Mustela Canada | Webmestre de Mustela Francia
http://www.storm.ca/~ferret
Pour joindre la Liste furets contactez : [log in to unmask]
[Posted in FML issue 3095]