To prevent insanity claiming the space pilgrim's mind he was issued with a pet of his choice, since he has yet to consume the animal, it may prove useful in his adventures. With earth companion, it might be interesting, if the list of animals available is very big, to trade with players and try to re-create earth, it might also explain why there's winged penguins. I see that some animals, like cats and red pandas have already been implemented. All animals would start very young, so bringing a giraffe on a pod won't be that hard.
