Two of my special interests are cetacea (dolphins, whales, etc) and corvidae (crows, ravens). When I was a little kid, I was pretty into dogs-and elephants, I think cuz of Dumbo. I remember being a tiny kid and my parents, grandparents, aunt, and her friend were all at a Renaissance Festival, and I was being pushed around in my stroller and was pretty cranky (prob from too much stimulation, needing a nap, that sort of thing) but then we found a guy who was offering rides on the back of a baby elephant, and my face just lit up. I remember being sort of surprised that the baby elephant at least a few inches taller than my dad (in other words, he was BIG, at least to me he was), and was covered in fuzz, bcuz Dumbo (who was one of my first "character obsessions" along with the Pooh and Lion King characters) was a baby elephant and on TV he looked completely bald and only about as big as a medium-sized plushie.
So, my parents put me on the back of the baby elephant for a few minutes (I don't think we actually moved, I just sat on his back and fangirled over getting to meet a "real Dumbo") and then had to pry me off and take our leave while explaining to me that no, "Dumbo" was not coming home with us, lol.
Still, that was probably one of the most exciting moments of my early childhood.
Raccoons and otters are really cute, too.
When Finding Nemo came out, I became interested in fish, especially blue tangs - the kind of fish "Dory" was. Whenever I went to an aquarium with my folks, and they had the obligatory "Nemo - themed" fish tank (with clownfish, regal blue tangs, yellow tangs, Moorish Idols, puffer fish, etc) I would get really excited, point to a regal blue tang, and say, "Look, It's Dory! It's Dory!" and would try to get one to notice me. My favorite types of fish are bettas and regal blue tangs - "Dory" fish, as I call them.
....I'm also interested in Wild Things (as in Where the Wild Things Are) but I don't they've been widely recognized in the animal kingdom - at least not yet. 
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I wish Sterling Holloway narrated my life.
"IT'S NOT FAIR!" "Life isn't fair, Calvin." "I know, but why isn't it ever unfair in MY favor?" ~ from Calvin and Hobbes