Killer Whales are my all time favorite, but considering the demise of the bee population and the imminent threat to humanity, bees are also my favorite.
Rabbits because I had pet bunnies when I was younger and I thought they were the sweetest things ever. Bunnies make really good companions! I feel like I have some special affinity with them because of it. I dunno... I might be talking rubbish but I do really love them. I'd like to get another one one day and then house train it so it can stay inside with me, too.
Tasmanian Devils. They only live on Tasmanian Island near Australia I think it is? I want to visit that Island one day and see one in person. They're basically a combination of a bear and a rat for people that don't know