This is a list of species encountered in Source:MLP that possess an animal (or lower) level of reasoning and cognitive ability.
NOTE: This is a list of creatures from the original "Source" novel. For creatures from other in-universe stories, please visit their respective pages, located at the bottom of this page.
Radicores[]
Amberwolves[]
SOLAR Drones[]
Frostsprites[]
Cragadiles[]
Star Spiders[]
Ursas Major & Minor[]
Ice Hydra[]
Flurry Eels[]
Cockatrice[]
Kerberoi[]
Mimic Flies[]
Snow Crabs[]
Creatures in Source Side Stories[]
Unique Creatures:Dirty Hearts
Unique Creatures:Mad Circuitry
Unique Creatures:The Page and the Work
Unique Creatures:Gourmand
Unique Creatures:Los Pegasus Confidential
Unique Creatures:Armiger