Chooks are reasonably fun to do . These are much smaller than big birds
and I don't charge much. About $25
Dogs
are very popular . these crouching / romping dogs are fun to do
A standard sitting dog
This
is a centaur table 
Frogs
are good. The body is made around a wooden form and the detail is built up
I
think it is part of an automatic transmission but it looked flying saucer
like to me. I got a glass for the top and made a creature to go in it.
A
big fish supported by bent flat bar.
I
was asked for a cow but it came out more like a calf.
a
pig from a gas bottle worked quite well.