Temperament
Temperament in ARK: Survival Evolved refers to how likely a creature is to be hostile.
The Rare Flower and Pheromone Dart can make non-aggressive creatures become aggressive.
Harmless
Cowardly
Cowardly creatures will never fight back, even when tamed, and will attempt to run when attacked.
Docile
Docile creatures will attack if provoked, otherwise they may ignore the player.
- Ankylosaurus
- Astrocetus
- Blood Crystal Wyvern
- Brontosaurus
- Crystal Wyvern
- Doedicurus
- Ember Crystal Wyvern
- Gacha
- GachaClaus
- Gasbags
- Mammoth
- Megachelon
- Pachy
- Paraceratherium
- Stegosaurus
- Super Turkey
- Titanosaur
- Triceratops
- Tropical Crystal Wyvern
- Vulture
Elusive
Elusive Creatures are extremely rare and are prone to fleeing.
Evasive
Evasive creatures will attempt to avoid danger and flee or fight when attacked..
Fearful
Fearful creatures will never fight back, and when a Human enters the area, they will attempt to flee.
Languorous
Exclusive to Beelzebufos, they act similar to docile creatures, though behave in a much more relaxed, serene manner whenever wandering.
Loyal
In the wild, Loyal creatures may behave like Skittish or Defensive creatures, but once tamed, they become close, valuable companions.
Naive
Currently Exclusive to Diplodocus. Naive creatures will attempt to make friendship and play with the creature attacking them.
Oblivious
Exclusive to Dodo. They will ignore any sign of danger unless attacked, in which they will flee and not fight back.
Passive
Passive creatures do not fight back and will start to flee once attacked.
- Achatina
- Ammonite
- Basilosaurus
- Bulbdog
- Bulbdog Ghost
- Featherlight
- Glowbug
- Glowtail
- Jug Bug
- Shinehorn
Skittish
Skittish creatures will either flee, panic, or do nothing when attacked.
- Bunny Oviraptor
- Diplocaulus
- Gallimimus
- Maewing
- Megaloceros
- Oviraptor
- Parasaur
- Pelagornis
- Phiomia
- Pteranodon
- Quetzal
- Tapejara
Stupid
The only creature with the temperament "Stupid" is the Ovis. They'll try to flee if attacked, but because of their stupidity, they'll run into the attacking creature.
Semi-Harmless
Curious
Curious creatures are friendly. They will approach the player, but not attack them. In the case of Compy, however, once two or more approach the player, they will become hostile and attack.
Defensive
Defensive creatures will not attack you, but if you attack them they will defend themselves. In the case of Leedsichthys, they will attack any raft in the open water.
Flippant
Flippant creatures will attack in a frivolous manner when provoked.
Friendly
Friendly creatures will act in a similar manner to Docile creatures, however, if provoked, they may either fight or flee depending on the creature.
Neutral
Neutral creatures attack when provoked. They will forget you after a long time. In the case of Megatherium, once it kills an insect, they will become aggressive. With Vultures, they will become aggressive if you are near a corpse.
Reactive
Reactive creatures will watch what you do, but if you do something they don’t like, they might fight back or flee. Coelacanth and the Procoptodon will never fight back.
Dangerous
Aggressive
Aggressive creatures will attack you on sight. In the case of the Pegomastax they start to flee after stealing an item.
- Allosaurus
- Alpha Basilisk
- Alpha Blood Crystal Wyvern
- Alpha Carnotaurus
- Alpha Fire Wyvern
- Alpha Karkinos
- Alpha Megalodon
- Alpha Mosasaur
- Alpha Raptor
- Alpha Surface Reaper King
- Alpha T-Rex
- Alpha Tusoteuthis
- Alpha X-Triceratops
- Amargasaurus
- Araneo
- Arthropluera
- Basilisk
- Basilisk Ghost
- Bloodstalker
- Bone Fire Wyvern
- Broodmother Lysrix
- Carcharodontosaurus
- Carnotaurus
- Cnidaria
- Crystal Wyvern Queen
- Daeodon
- Deinonychus
- Desmodus
- Dinopithecus King
- Direwolf
- Direwolf Ghost
- Dodo Wyvern
- DodoRex
- Dragon
- Elemental Reaper King
- Eurypterid
- Experimental Giganotosaurus
- Ferox
- Golden Striped Brute Megalodon
- Golden Striped Megalodon
- Griffin
- Ichthyornis
- Injured Brute Reaper King
- Insect Swarm
- Karkinos
- Lamprey
- Leech
- Macro-Summoner
- Managarmr
- Manta
- Manticore
- Mantis
- Mantis Ghost
- Megalodon
- Megapithecus
- Microraptor
- Mosasaurus
- Nameless
- Noglin
- Onyc
- Parakeet Fish School
- Pegomastax
- Piranha
- Plesiosaur
- Pulmonoscorpius
- Raptor
- Ravager
- Reaper
- Reaper King
- Reaper Prince
- Reaper Queen
- Rex
- Rex Ghost
- Rhyniognatha
- Rockwell
- Rockwell Node
- Rockwell Prime
- Sabertooth
- Seeker
- Shadowmane
- Snow Owl
- Snow Owl Ghost
- Subterranean Reaper King
- Surface Reaper King
- Surface Reaper King Ghost
- Terror Bird
- Thylacoleo
- Titanoboa
- Tusoteuthis
- Voidwyrm
- Wyvern
- Yeti
- Yutyrannus
- Zombie Wyvern
- Zomdodo
Nocturnally Aggressive
Some of these creatures usually sleep during daytime hours, posing little to no threat (unless woken up by touching/approaching it closely.) During the day, it is considerably weak and slow, whereas at night they are augmented and dangerous predators, sporting ominous, glowing eyes.
Opportunistic
Opportunistic creatures prey on weak creatures.
Patient
Patient creatures wait for the right time to jump at the player.
Short-Tempered
Creatures that are short-tempered will attack the player after a few seconds.
Territorial
Territorial creatures stay nearby a certain location and will attack if you enter their area.
- Argentavis
- Baryonyx
- Chalicotherium
- Dilophosaur
- Dire Bear
- Dire Polar Bear
- Dunkleosteus
- Giant Bee
- Giant Queen Bee
- Giant Worker Bee
- Gigantopithecus
- Magmasaur
- Megalania
- Polar Bear
- Rock Drake
- Spino
- Therizinosaur
- Thorny Dragon
- Titanomyrma
- Velonasaur
Angry
Attacks anything and everything with no mercy.
Extremely Territorial
Extremely Territorial creatures stay nearby a certain location and will Aggressively attack if you enter their area. Their territory in question is generally larger than regular territorial creatures.
Highly Aggressive
Exclusive to all Corrupted Creatures, Enraged Creatures, Malfunctioned Tek Creatures and Titans, regardless of their previous temperament, they ravage everything that stands in their path. This includes any structures that are near them.