As previously mentioned, I am very suggestible (though clearly not very original or creative ;-) )when it comes to that kind of thing, so I immediately leapt into action and began frantically baking animals.
My results aren't as perfect as the originals (I suspect partially because I lazily made the dough in Kenwood, which isn't really the best solution for biscuits) but I am still pleased.
More animals to come, as soon as I've found some willing victims to force feed this lot to...
A whole flock of sheep
And a raft (or is that a waddle?) of penguins: