I'm trying to compile a concise list of animals (not bird or fish types) so we can have a 'database'. I'll add a new letter every few days, if you can all add onto the thread we should create a veritable zoo!
J
Jacaretinga Caiman
Jackal – Black-Backed/Silver-Backed, Golden/Common/Indian, Side-Striped, Simien
Jaguar
Jaguarundi – Guatemalan, Gulf Coast, Panamaian, Sinaloan
Japanese Macaque
Japanese River Otter
Javan Rhinoceros
Javelina/Collared peccary
Jellyfish - Atolla, Australian Spotted, Blubber, Bluebottle, Box, Cannonball, East Coast Sea Nettle, Echizen Kurage/Nomura’s, Elegant, Granrojo/Big Red, Irukandji, Leidy’s Comb Jelly, Hair Jelly/Snottie, Jimble, Lion’s Mane/Snotty, Little Mauve Stinger, Medusa, Moon Jelly, Multi-Tentacled Box/Stinger, Pacific Man-O’-War/Portuguese Man-O’-War, Proboscidactyla, Purple, Sea Lice (Larvae), Stinger, Tamoya/Morbakka/Fire Jelly/Moreton Bay Stinger, Thimble, Umbrella, Upside Down, Velella Vellella/By-The-Wind Sailor, West Coast Sea Nettle
Jentink’s Duiker
Jerboa
Jesus Lizard/Basilisk
Jimble Jellyfish
Juan Fernandez Fur Seal
Jungle Cat