The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)- ALF (1 member)
- ARK (1 member)
- ARK Island Inhabitants (1 member)
- A Bug's Life (0 members)
- A Sound of Thunder (0 members)
- Aardvarks (1 member)
- Abstractians (1 member)
- Abydos Inhabitants (1 member)
- Abyssal Planes Inhabitants (1 member)
- Abyssovermes (1 member)
- Accipitrids (1 member)
- Accipitriformes (1 member)
- Aceratheres (1 member)
- Adocids (1 member)
- AdventureQuest (1 member)
- Africa Inhabitants (34 members)
- Ailurids (4 members)
- Ailuropods (2 members)
- Ailurus (1 member)
- Air-Breathing Snails (1 member)
- Akavir inhabitants (1 member)
- Alaska Inhabitants (9 members)
- Alberta Inhabitants (3 members)
- Aldebaran System Inhabitants (1 member)
- Aliens (1 member)
- Aliens vs. Predator (5 members)
- All Species Wiki (1 member)
- Allioids (1 member)
- Allucaneet Kingdom Inhabitants (1 member)
- Alola Inhabitants (16 members)
- Alterac Mountains Inhabitants (1 member)
- Alternate Phantomile Inhabitants (1 member)
- Amalgia Inhabitants (1 member)
- Amaryllids (1 member)
- Amazon Rainforest Inhabitants (2 members)
- Ambelodons (1 member)
- American Greetings (1 member)
- American McGee's Alice (6 members)
- Amnesia: The Dark Decent (1 member)
- Among Us (1 member)
- Amorphs (25 members)
- Amostra Inhabitants (1 member)
- Amphibians (47 members)
- Amphisbaenians (1 member)
- Anchitheres (1 member)
- Andes Mountains Inhabitants (2 members)
- Angiosperms (10 members)
- Anglerfish (1 member)
- Anguilliform (1 member)
- Animalia (1 member)