It just comes randomly. So don't fall for the "rare pet codes". And the chance that you will get accessories on your pets is a 20% chance, so it is not easy to get accessories.
diamond shine
The new animal is a raccoon.
animal jam
We can safely assume that goats will be arriving in Animal Jam soon!
soon
a fox
horse
The racoon
every other week they get new clothes and den items but their might be a new animal to.
puilui
Hopefully tigers
pet joeys. you need to play aj jump to get one