1. Primate, it'd be....
Humanzz

2. Feline, it'd be...
Tiger go rawr!

3. Canine, it'd be...
Maybe a Fox/Coyote

4. Hoofed animal, it'd be...
Oooooh! Elk!!

5. Cetacean, it'd be...
Dolphiiiiiin!!

6. Mustelid, it'd be...
A Ferret :3

7. Reptile, it'd be...
Komodo Dragon perhaps??

8. Marsupial, it'd be...
Oppossom! so cuuute

9. Fully aquatic animal, it'd be...
Perhaps a Seahorse?

10. Amphibian, it'd be....
Coqui [tiny frogs, located in Puerto Rico]

11. Avian/bird, it'd be...
A Steller's Blue Jay, or maybe a Barn Owl... or a Puffin?? O.o

12. Insect, it'd be...
Prey Mantis. No questions. o.o

13. Real or unreal hybrid, it'd be...
My present fursona: Rabbit/Ram [also like Fox/Elk]

14. Mythical creature, it'd be...
Chupacabra

15. Pokemon/Digimon, it'd be...
Must I?? ...Perhaps Gargomon/Arcanine

16. Vehicle, it'd be...
Ford Model-T [the classic]

Taken from cuz it seemed like fun!